97172456974 has 8 divisors (see below), whose sum is σ = 146083316400. Its totient is φ = 48478018176.

The previous prime is 97172456963. The next prime is 97172456981. The reversal of 97172456974 is 47965427179.

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

It is a congruent number.

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, 54104034 + ... + 54105829.

It is an arithmetic number, because the mean of its divisors is an integer number (18260414550).

Almost surely, 2^97172456974 is an apocalyptic number.

97172456974 is a deficient number, since it is larger than the sum of its proper divisors (48910859426).

97172456974 is a wasteful number, since it uses less digits than its factorization.

97172456974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108210314.

The product of its digits is 26671680, while the sum is 61.

The spelling of 97172456974 in words is "ninety-seven billion, one hundred seventy-two million, four hundred fifty-six thousand, nine hundred seventy-four".