325638625534 has 16 divisors (see below), whose sum is σ = 493106882400. Its totient is φ = 161270681184.

The previous prime is 325638625523. The next prime is 325638625537. The reversal of 325638625534 is 435526836523.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325638625537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392047 + ... + 897205.

It is an arithmetic number, because the mean of its divisors is an integer number (30819180150).

Almost surely, 2^325638625534 is an apocalyptic number.

325638625534 is a deficient number, since it is larger than the sum of its proper divisors (167468256866).

325638625534 is a wasteful number, since it uses less digits than its factorization.

325638625534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508227.

The product of its digits is 15552000, while the sum is 52.

The spelling of 325638625534 in words is "three hundred twenty-five billion, six hundred thirty-eight million, six hundred twenty-five thousand, five hundred thirty-four".