97260835257 has 12 divisors (see below), whose sum is σ = 142412365524. Its totient is φ = 63952329600.

The previous prime is 97260835253. The next prime is 97260835271. The reversal of 97260835257 is 75253806279.

97260835257 is a `hidden beast` number, since 9 + 7 + 2 + 608 + 3 + 5 + 25 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 69019696656 + 28241138601 = 262716^2 + 168051^2 .

It is not a de Polignac number, because 97260835257 - 2² = 97260835253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97260835253) 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, 74018244 + ... + 74019557.

It is an arithmetic number, because the mean of its divisors is an integer number (11867697127).

Almost surely, 2^97260835257 is an apocalyptic number.

It is an amenable number.

97260835257 is a deficient number, since it is larger than the sum of its proper divisors (45151530267).

97260835257 is a wasteful number, since it uses less digits than its factorization.

97260835257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148037880 (or 148037877 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 97260835257 in words is "ninety-seven billion, two hundred sixty million, eight hundred thirty-five thousand, two hundred fifty-seven".