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57354502525 = 525343286417
BaseRepresentation
bin110101011010100110…
…000100000101111101
312111001010121121110021
4311122212010011331
51414430223040100
642203122012141
74100204141035
oct653246040575
9174033547407
1057354502525
1122362137711
12b147aa7051
135540647378
142ac13aa8c5
15175a386a1a
hexd5a98417d

57354502525 has 12 divisors (see below), whose sum is σ = 72461463732. Its totient is φ = 45017872640.

The previous prime is 57354502501. The next prime is 57354502531. The reversal of 57354502525 is 52520545375.

57354502525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 907395129 + 56447107396 = 30123^2 + 237586^2 .

It is not a de Polignac number, because 57354502525 - 211 = 57354500477 is a prime.

It is a super-3 number, since 3×573545025253 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21641884 + ... + 21644533.

It is an arithmetic number, because the mean of its divisors is an integer number (6038455311).

Almost surely, 257354502525 is an apocalyptic number.

It is an amenable number.

57354502525 is a deficient number, since it is larger than the sum of its proper divisors (15106961207).

57354502525 is a wasteful number, since it uses less digits than its factorization.

57354502525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43286480 (or 43286475 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 43.

The spelling of 57354502525 in words is "fifty-seven billion, three hundred fifty-four million, five hundred two thousand, five hundred twenty-five".

Divisors: 1 5 25 53 265 1325 43286417 216432085 1082160425 2294180101 11470900505 57354502525