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54323332510420 = 22547959913077243
BaseRepresentation
bin11000101101000001000101…
…11011111111001011010100
321010100021000110000022221201
430112200202323333023110
524110013141110313140
6311311443333122244
714304505551421411
oct1426404273771324
9233307013008851
1054323332510420
1116344439aa5416
126114286189384
13244088c27aa9c
14d5b3987b1108
1564311b8ba49a
hex316822eff2d4

54323332510420 has 96 divisors (see below), whose sum is σ = 114611438592000. Its totient is φ = 21628219327104.

The previous prime is 54323332510379. The next prime is 54323332510429. The reversal of 54323332510420 is 2401523332345.

It is a self number, because there is not a number n which added to its sum of digits gives 54323332510420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54323332510429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7500111319 + ... + 7500118561.

It is an arithmetic number, because the mean of its divisors is an integer number (1193869152000).

Almost surely, 254323332510420 is an apocalyptic number.

It is an amenable number.

54323332510420 is an abundant number, since it is smaller than the sum of its proper divisors (60288106081580).

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

54323332510420 is a wasteful number, since it uses less digits than its factorization.

54323332510420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9637 (or 9635 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 54323332510420 its reverse (2401523332345), we get a palindrome (56724855842765).

The spelling of 54323332510420 in words is "fifty-four trillion, three hundred twenty-three billion, three hundred thirty-two million, five hundred ten thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 479 599 958 1198 1307 1916 2395 2396 2614 2995 4790 5228 5990 6535 7243 9580 11980 13070 14486 26140 28972 36215 72430 144860 286921 573842 626053 782893 1147684 1252106 1434605 1565786 2504212 2869210 3130265 3131572 3469397 3914465 4338557 5738420 6260530 6938794 7828930 8677114 9466601 12521060 13877588 15657860 17346985 17354228 18933202 21692785 34693970 37866404 43385570 47333005 69387940 86771140 94666010 189332020 375005747 750011494 1500022988 1875028735 2078168803 3750057470 4156337606 4534501879 5670493999 7500114940 8312675212 9069003758 10390844015 11340987998 18138007516 20781688030 22672509395 22681975996 28352469995 41563376060 45345018790 56704939990 90690037580 113409879980 2716166625521 5432333251042 10864666502084 13580833127605 27161666255210 54323332510420