325640115572 has 48 divisors (see below), whose sum is σ = 615581421840. Its totient is φ = 150154248192.

The previous prime is 325640115557. The next prime is 325640115583. The reversal of 325640115572 is 275511046523.

It can be written as a sum of positive squares in 8 ways, for example, as 3318220816 + 322321894756 = 57604^2 + 567734^2 .

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, 2712728 + ... + 2830224.

It is an arithmetic number, because the mean of its divisors is an integer number (12824612955).

Almost surely, 2^325640115572 is an apocalyptic number.

It is an amenable number.

325640115572 is a deficient number, since it is larger than the sum of its proper divisors (289941306268).

325640115572 is a wasteful number, since it uses less digits than its factorization.

325640115572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118340 (or 118338 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 325640115572 in words is "three hundred twenty-five billion, six hundred forty million, one hundred fifteen thousand, five hundred seventy-two".