325918562136 has 24 divisors (see below), whose sum is σ = 814803397380. Its totient is φ = 108638588448.

The previous prime is 325918562113. The next prime is 325918562147. The reversal of 325918562136 is 631265819523.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2738526 + ... + 2855058.

Almost surely, 2^325918562136 is an apocalyptic number.

It is an amenable number.

325918562136 is an abundant number, since it is smaller than the sum of its proper divisors (488884835244).

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

325918562136 is an frugal number, since it uses more digits than its factorization.

325918562136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233075 (or 116538 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 51.

The spelling of 325918562136 in words is "three hundred twenty-five billion, nine hundred eighteen million, five hundred sixty-two thousand, one hundred thirty-six".