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53395292457 = 32131736594003
BaseRepresentation
bin110001101110100110…
…111000000100101001
312002211012122220021100
4301232212320010221
51333323143324312
640310210232013
73600120332403
oct615646700451
9162735586240
1053395292457
1120710283581
12a421b85609
13505c307c10
142827633b73
1515c79bc5dc
hexc6e9b8129

53395292457 has 48 divisors (see below), whose sum is σ = 83687123520. Its totient is φ = 32610985344.

The previous prime is 53395292429. The next prime is 53395292479. The reversal of 53395292457 is 75429259335.

53395292457 is a `hidden beast` number, since 5 + 3 + 395 + 2 + 9 + 245 + 7 = 666.

It is not a de Polignac number, because 53395292457 - 28 = 53395292201 is a prime.

It is a super-2 number, since 2×533952924572 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53395212457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13336818 + ... + 13340820.

It is an arithmetic number, because the mean of its divisors is an integer number (1743481740).

Almost surely, 253395292457 is an apocalyptic number.

It is an amenable number.

53395292457 is a deficient number, since it is larger than the sum of its proper divisors (30291831063).

53395292457 is a wasteful number, since it uses less digits than its factorization.

53395292457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854 (or 4851 counting only the distinct ones).

The product of its digits is 10206000, while the sum is 54.

The spelling of 53395292457 in words is "fifty-three billion, three hundred ninety-five million, two hundred ninety-two thousand, four hundred fifty-seven".

Divisors: 1 3 9 13 39 117 173 519 659 1557 1977 2249 4003 5931 6747 8567 12009 20241 25701 36027 52039 77103 114007 156117 342021 468351 692519 1026063 1482091 2077557 2637977 4446273 6232671 7913931 9002747 13338819 23741793 27008241 34293701 81024723 102881103 308643309 456370021 1369110063 4107330189 5932810273 17798430819 53395292457