97239520032 has 96 divisors (see below), whose sum is σ = 262313759232. Its totient is φ = 31517743104.

The previous prime is 97239519997. The next prime is 97239520043. The reversal of 97239520032 is 23002593279.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6467788 + ... + 6482804.

It is an arithmetic number, because the mean of its divisors is an integer number (2732434992).

Almost surely, 2^97239520032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97239520032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131156879616).

97239520032 is an abundant number, since it is smaller than the sum of its proper divisors (165074239200).

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

97239520032 is a wasteful number, since it uses less digits than its factorization.

97239520032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16890 (or 16882 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 42.

The spelling of 97239520032 in words is "ninety-seven billion, two hundred thirty-nine million, five hundred twenty thousand, thirty-two".