325513145656 has 64 divisors (see below), whose sum is σ = 659394892800. Its totient is φ = 150140563200.

The previous prime is 325513145609. The next prime is 325513145669. The reversal of 325513145656 is 656541315523.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3209401 + ... + 3309271.

It is an arithmetic number, because the mean of its divisors is an integer number (10303045200).

Almost surely, 2^325513145656 is an apocalyptic number.

It is an amenable number.

325513145656 is an abundant number, since it is smaller than the sum of its proper divisors (333881747144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325513145656 is a wasteful number, since it uses less digits than its factorization.

325513145656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100460 (or 100456 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 46.

The spelling of 325513145656 in words is "three hundred twenty-five billion, five hundred thirteen million, one hundred forty-five thousand, six hundred fifty-six".