315105505400 has 72 divisors (see below), whose sum is σ = 852231804120. Its totient is φ = 108036169920.

The previous prime is 315105505381. The next prime is 315105505411. The reversal of 315105505400 is 4505501513.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16067012 + ... + 16086611.

It is an arithmetic number, because the mean of its divisors is an integer number (11836552835).

Almost surely, 2^315105505400 is an apocalyptic number.

It is an amenable number.

315105505400 is an abundant number, since it is smaller than the sum of its proper divisors (537126298720).

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

315105505400 is a wasteful number, since it uses less digits than its factorization.

315105505400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32153653 (or 32153637 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 315105505400 in words is "three hundred fifteen billion, one hundred five million, five hundred five thousand, four hundred".