97257331970 has 8 divisors (see below), whose sum is σ = 175063197564. Its totient is φ = 38902932784.

The previous prime is 97257331961. The next prime is 97257332041. The reversal of 97257331970 is 7913375279.

It can be written as a sum of positive squares in 2 ways, for example, as 94339279609 + 2918052361 = 307147^2 + 54019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4862866589 + ... + 4862866608.

Almost surely, 2^97257331970 is an apocalyptic number.

97257331970 is a deficient number, since it is larger than the sum of its proper divisors (77805865594).

97257331970 is a wasteful number, since it uses less digits than its factorization.

97257331970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9725733204.

The product of its (nonzero) digits is 2500470, while the sum is 53.

The spelling of 97257331970 in words is "ninety-seven billion, two hundred fifty-seven million, three hundred thirty-one thousand, nine hundred seventy".