97658016264 has 96 divisors (see below), whose sum is σ = 280136259000. Its totient is φ = 30628233216.

The previous prime is 97658016257. The next prime is 97658016277. The reversal of 97658016264 is 46261085679.

97658016264 is a `hidden beast` number, since 9 + 7 + 6 + 5 + 8 + 0 + 1 + 626 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 91936304100 + 5721712164 = 303210^2 + 75642^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 97658016264.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4602672 + ... + 4623840.

Almost surely, 2^97658016264 is an apocalyptic number.

It is an amenable number.

97658016264 is an abundant number, since it is smaller than the sum of its proper divisors (182478242736).

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

97658016264 is a wasteful number, since it uses less digits than its factorization.

97658016264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24967 (or 24960 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 97658016264 in words is "ninety-seven billion, six hundred fifty-eight million, sixteen thousand, two hundred sixty-four".