325642134544 has 20 divisors (see below), whose sum is σ = 638918114560. Its totient is φ = 160760040480.

The previous prime is 325642134533. The next prime is 325642134557. The reversal of 325642134544 is 445431246523.

It is a self number, because there is not a number n which added to its sum of digits gives 325642134544.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128812872 + ... + 128815399.

It is an arithmetic number, because the mean of its divisors is an integer number (31945905728).

Almost surely, 2^325642134544 is an apocalyptic number.

It is an amenable number.

325642134544 is a deficient number, since it is larger than the sum of its proper divisors (313275980016).

325642134544 is a wasteful number, since it uses less digits than its factorization.

325642134544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257628358 (or 257628352 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 43.

The spelling of 325642134544 in words is "three hundred twenty-five billion, six hundred forty-two million, one hundred thirty-four thousand, five hundred forty-four".