325156234225531 has 16 divisors (see below), whose sum is σ = 330880408012800. Its totient is φ = 319444782228000.

The previous prime is 325156234225499. The next prime is 325156234225541. The reversal of 325156234225531 is 135522432651523.

It is a cyclic number.

It is not a de Polignac number, because 325156234225531 - 2⁵ = 325156234225499 is a prime.

It is a super-2 number, since 2×325156234225531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325156234225541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2826920940 + ... + 2827035958.

It is an arithmetic number, because the mean of its divisors is an integer number (20680025500800).

Almost surely, 2^{325156234225531} is an apocalyptic number.

325156234225531 is a deficient number, since it is larger than the sum of its proper divisors (5724173787269).

325156234225531 is a wasteful number, since it uses less digits than its factorization.

325156234225531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169890.

The product of its digits is 6480000, while the sum is 49.

The spelling of 325156234225531 in words is "three hundred twenty-five trillion, one hundred fifty-six billion, two hundred thirty-four million, two hundred twenty-five thousand, five hundred thirty-one".