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53161947365904 = 24331387973107603
BaseRepresentation
bin11000001011001101110101…
…11111010000001000010000
320222020020021111222010102000
430011212322333100020100
523432001132011202104
6305022132250554000
714124552420525066
oct1405467277201020
9228206244863360
1053161947365904
1115a369453a4833
125b67184738900
1323881c4a987c0
14d1b0a28cc036
15622ce6ca8639
hex3059bafd0210

53161947365904 has 160 divisors (see below), whose sum is σ = 164335910578560. Its totient is φ = 16357184312832.

The previous prime is 53161947365899. The next prime is 53161947365941. The reversal of 53161947365904 is 40956374916135.

53161947365904 is a `hidden beast` number, since 5 + 3 + 1 + 6 + 1 + 9 + 4 + 7 + 36 + 590 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 494002567 + ... + 494110169.

It is an arithmetic number, because the mean of its divisors is an integer number (1027099441116).

Almost surely, 253161947365904 is an apocalyptic number.

53161947365904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53161947365904 is an abundant number, since it is smaller than the sum of its proper divisors (111173963212656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53161947365904 is a wasteful number, since it uses less digits than its factorization.

53161947365904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195606 (or 195594 counting only the distinct ones).

The product of its (nonzero) digits is 73483200, while the sum is 63.

The spelling of 53161947365904 in words is "fifty-three trillion, one hundred sixty-one billion, nine hundred forty-seven million, three hundred sixty-five thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 104 108 117 144 156 208 216 234 312 351 432 468 624 702 936 1404 1872 2808 5616 87973 107603 175946 215206 263919 322809 351892 430412 527838 645618 703784 791757 860824 968427 1055676 1143649 1291236 1398839 1407568 1583514 1721648 1936854 2111352 2287298 2375271 2582472 2797678 2905281 3167028 3430947 3873708 4196517 4222704 4574596 4750542 5164944 5595356 5810562 6334056 6861894 7747416 8393034 9149192 9501084 10292841 11190712 11621124 12589551 12668112 13723788 15494832 16786068 18298384 19002168 20585682 22381424 23242248 25179102 27447576 30878523 33572136 37768653 38004336 41171364 46484496 50358204 54895152 61757046 67144272 75537306 82342728 100716408 123514092 151074612 164685456 201432816 247028184 302149224 494056368 604298448 9466158719 18932317438 28398476157 37864634876 56796952314 75729269752 85195428471 113593904628 123060063347 151458539504 170390856942 227187809256 246120126694 255586285413 340781713884 369180190041 454375618512 492240253388 511172570826 681563427768 738360380082 984480506776 1022345141652 1107540570123 1363126855536 1476720760164 1968961013552 2044690283304 2215081140246 2953441520328 3322621710369 4089380566608 4430162280492 5906883040656 6645243420738 8860324560984 13290486841476 17720649121968 26580973682952 53161947365904