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57371897097 = 328877186759
BaseRepresentation
bin110101011011101000…
…011010110100001001
312111002100100100022200
4311123220122310021
51414444201201342
642204542510413
74100505036054
oct653350326411
9174070310280
1057371897097
1122370a38499
12b151895409
135544127908
142ac3817a9b
15175bb7094c
hexd5ba1ad09

57371897097 has 12 divisors (see below), whose sum is σ = 82963957440. Its totient is φ = 38204805528.

The previous prime is 57371897087. The next prime is 57371897101. The reversal of 57371897097 is 79079817375.

57371897097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57371897097 - 230 = 56298155273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57371897087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3585397 + ... + 3601362.

It is an arithmetic number, because the mean of its divisors is an integer number (6913663120).

Almost surely, 257371897097 is an apocalyptic number.

It is an amenable number.

57371897097 is a deficient number, since it is larger than the sum of its proper divisors (25592060343).

57371897097 is a wasteful number, since it uses less digits than its factorization.

57371897097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7187652 (or 7187649 counting only the distinct ones).

The product of its (nonzero) digits is 23337720, while the sum is 63.

The spelling of 57371897097 in words is "fifty-seven billion, three hundred seventy-one million, eight hundred ninety-seven thousand, ninety-seven".

Divisors: 1 3 9 887 2661 7983 7186759 21560277 64680831 6374655233 19123965699 57371897097