325400540203520 has 160 divisors (see below), whose sum is σ = 820781746963200. Its totient is φ = 123541898346496.

The previous prime is 325400540203481. The next prime is 325400540203589. The reversal of 325400540203520 is 25302045004523.

It is a tau number, because it is divible by the number of its divisors (160).

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, 32764664 + ... + 41524983.

It is an arithmetic number, because the mean of its divisors is an integer number (5129885918520).

Almost surely, 2^{325400540203520} is an apocalyptic number.

It is an amenable number.

325400540203520 is an abundant number, since it is smaller than the sum of its proper divisors (495381206759680).

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

325400540203520 is an equidigital number, since it uses as much as digits as its factorization.

325400540203520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74289758 (or 74289742 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 325400540203520 in words is "three hundred twenty-five trillion, four hundred billion, five hundred forty million, two hundred three thousand, five hundred twenty".