325665331607 has 16 divisors (see below), whose sum is σ = 406054908672. Its totient is φ = 253746069120.

The previous prime is 325665331601. The next prime is 325665331657. The reversal of 325665331607 is 706133566523.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 325665331607 - 2²⁶ = 325598222743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325665331601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 915788 + ... + 1220654.

It is an arithmetic number, because the mean of its divisors is an integer number (25378431792).

Almost surely, 2^325665331607 is an apocalyptic number.

325665331607 is a deficient number, since it is larger than the sum of its proper divisors (80389577065).

325665331607 is a wasteful number, since it uses less digits than its factorization.

325665331607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318758.

The product of its (nonzero) digits is 2041200, while the sum is 47.

The spelling of 325665331607 in words is "three hundred twenty-five billion, six hundred sixty-five million, three hundred thirty-one thousand, six hundred seven".