97570909233 has 64 divisors (see below), whose sum is σ = 176091840000. Its totient is φ = 52122673152.

The previous prime is 97570909229. The next prime is 97570909333. The reversal of 97570909233 is 33290907579.

It is not a de Polignac number, because 97570909233 - 2² = 97570909229 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 97570909233.

It is not an unprimeable number, because it can be changed into a prime (97570909213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 376833 + ... + 580641.

It is an arithmetic number, because the mean of its divisors is an integer number (2751435000).

Almost surely, 2^97570909233 is an apocalyptic number.

It is an amenable number.

97570909233 is a deficient number, since it is larger than the sum of its proper divisors (78520930767).

97570909233 is a wasteful number, since it uses less digits than its factorization.

97570909233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203991 (or 203985 counting only the distinct ones).

The product of its (nonzero) digits is 3214890, while the sum is 54.

The spelling of 97570909233 in words is "ninety-seven billion, five hundred seventy million, nine hundred nine thousand, two hundred thirty-three".