97158916642932 has 72 divisors (see below), whose sum is σ = 248645409876864. Its totient is φ = 31985891361216.

The previous prime is 97158916642891. The next prime is 97158916642943. The reversal of 97158916642932 is 23924661985179.

97158916642932 is a `hidden beast` number, since 9 + 7 + 1 + 5 + 8 + 9 + 166 + 429 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33740928 + ... + 36507095.

It is an arithmetic number, because the mean of its divisors is an integer number (3453408470512).

Almost surely, 2^{97158916642932} is an apocalyptic number.

It is an amenable number.

97158916642932 is an abundant number, since it is smaller than the sum of its proper divisors (151486493233932).

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

97158916642932 is a wasteful number, since it uses less digits than its factorization.

97158916642932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70248509 (or 70248504 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 72.

The spelling of 97158916642932 in words is "ninety-seven trillion, one hundred fifty-eight billion, nine hundred sixteen million, six hundred forty-two thousand, nine hundred thirty-two".