325211230665 has 20 divisors (see below), whose sum is σ = 582971243844. Its totient is φ = 173445989472.

The previous prime is 325211230637. The next prime is 325211230733. The reversal of 325211230665 is 566032112523.

325211230665 is a `hidden beast` number, since 3 + 2 + 521 + 123 + 0 + 6 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 169931099529 + 155280131136 = 412227^2 + 394056^2 .

It is not a de Polignac number, because 325211230665 - 2⁵ = 325211230633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 401494942 + ... + 401495751.

Almost surely, 2^325211230665 is an apocalyptic number.

It is an amenable number.

325211230665 is a deficient number, since it is larger than the sum of its proper divisors (257760013179).

325211230665 is an equidigital number, since it uses as much as digits as its factorization.

325211230665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802990710 (or 802990701 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 325211230665 in words is "three hundred twenty-five billion, two hundred eleven million, two hundred thirty thousand, six hundred sixty-five".