97575023565940 has 24 divisors (see below), whose sum is σ = 204946350609672. Its totient is φ = 39022618736640.

The previous prime is 97575023565931. The next prime is 97575023565953. The reversal of 97575023565940 is 4956532057579.

It can be written as a sum of positive squares in 4 ways, for example, as 13457437359844 + 84117586206096 = 3668438^2 + 9171564^2 .

It is a hoax number, since the sum of its digits (67) 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 7 ways as a sum of consecutive naturals, for example, 461809849 + ... + 462021088.

It is an arithmetic number, because the mean of its divisors is an integer number (8539431275403).

Almost surely, 2^{97575023565940} is an apocalyptic number.

It is an amenable number.

97575023565940 is an abundant number, since it is smaller than the sum of its proper divisors (107371327043732).

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

97575023565940 is a wasteful number, since it uses less digits than its factorization.

97575023565940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923836227 (or 923836225 counting only the distinct ones).

The product of its (nonzero) digits is 357210000, while the sum is 67.

The spelling of 97575023565940 in words is "ninety-seven trillion, five hundred seventy-five billion, twenty-three million, five hundred sixty-five thousand, nine hundred forty".