97309059136 has 21 divisors (see below), whose sum is σ = 193102616461. Its totient is φ = 48653281792.

The previous prime is 97309059103. The next prime is 97309059143. The reversal of 97309059136 is 63195090379.

The square root of 97309059136 is 311944.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 26049960000 + 71259099136 = 161400^2 + 266944^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2476056 + ... + 2515048.

Almost surely, 2^97309059136 is an apocalyptic number.

97309059136 is the 311944-th square number.

It is an amenable number.

97309059136 is a deficient number, since it is larger than the sum of its proper divisors (95793557325).

97309059136 is an frugal number, since it uses more digits than its factorization.

97309059136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77998 (or 38995 counting only the distinct ones).

The product of its (nonzero) digits is 1377810, while the sum is 52.

The spelling of 97309059136 in words is "ninety-seven billion, three hundred nine million, fifty-nine thousand, one hundred thirty-six".