325644153 has 12 divisors (see below), whose sum is σ = 443635920. Its totient is φ = 212472712.

The previous prime is 325644133. The next prime is 325644157. The reversal of 325644153 is 351446523.

It is a de Polignac number, because none of the positive numbers 2^k-325644153 is a prime.

It is a super-2 number, since 2×325644153² = 212088228766174818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (325644157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17943 + ... + 31196.

It is an arithmetic number, because the mean of its divisors is an integer number (36969660).

Almost surely, 2^325644153 is an apocalyptic number.

It is an amenable number.

325644153 is a deficient number, since it is larger than the sum of its proper divisors (117991767).

325644153 is an equidigital number, since it uses as much as digits as its factorization.

325644153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49236 (or 49189 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 325644153 is about 18045.6131234159. The cubic root of 325644153 is about 687.9883669669.

The spelling of 325644153 in words is "three hundred twenty-five million, six hundred forty-four thousand, one hundred fifty-three".