325355031665 has 16 divisors (see below), whose sum is σ = 412216432320. Its totient is φ = 245839872960.

The previous prime is 325355031653. The next prime is 325355031697. The reversal of 325355031665 is 566130553523.

It is not a de Polignac number, because 325355031665 - 2²⁰ = 325353983089 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5141954 + ... + 5204843.

It is an arithmetic number, because the mean of its divisors is an integer number (25763527020).

Almost surely, 2^325355031665 is an apocalyptic number.

It is an amenable number.

325355031665 is a deficient number, since it is larger than the sum of its proper divisors (86861400655).

325355031665 is a wasteful number, since it uses less digits than its factorization.

325355031665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10347152.

The product of its (nonzero) digits is 1215000, while the sum is 44.

The spelling of 325355031665 in words is "three hundred twenty-five billion, three hundred fifty-five million, thirty-one thousand, six hundred sixty-five".