97520981596 has 12 divisors (see below), whose sum is σ = 176166934720. Its totient is φ = 47187571680.

The previous prime is 97520981567. The next prime is 97520981603. The reversal of 97520981596 is 69518902579.

97520981596 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

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, 393229641 + ... + 393229888.

Almost surely, 2^97520981596 is an apocalyptic number.

It is an amenable number.

97520981596 is a deficient number, since it is larger than the sum of its proper divisors (78645953124).

97520981596 is a wasteful number, since it uses less digits than its factorization.

97520981596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786459564 (or 786459562 counting only the distinct ones).

The product of its (nonzero) digits is 12247200, while the sum is 61.

The spelling of 97520981596 in words is "ninety-seven billion, five hundred twenty million, nine hundred eighty-one thousand, five hundred ninety-six".