325999294560 has 144 divisors (see below), whose sum is σ = 1128141574560. Its totient is φ = 85708707840.

The previous prime is 325999294531. The next prime is 325999294589. The reversal of 325999294560 is 65492999523.

325999294560 is a `hidden beast` number, since 3 + 2 + 5 + 99 + 92 + 9 + 456 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (325999294531) and next prime (325999294589).

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1492045 + ... + 1696524.

It is an arithmetic number, because the mean of its divisors is an integer number (7834316490).

Almost surely, 2^325999294560 is an apocalyptic number.

325999294560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

325999294560 is an abundant number, since it is smaller than the sum of its proper divisors (802142280000).

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

325999294560 is a wasteful number, since it uses less digits than its factorization.

325999294560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188661 (or 3188650 counting only the distinct ones).

The product of its (nonzero) digits is 47239200, while the sum is 63.

The spelling of 325999294560 in words is "three hundred twenty-five billion, nine hundred ninety-nine million, two hundred ninety-four thousand, five hundred sixty".