315404553040240 has 20 divisors (see below), whose sum is σ = 733315585818744. Its totient is φ = 126161821216064.

The previous prime is 315404553040219. The next prime is 315404553040253. The reversal of 315404553040240 is 42040355404513.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 315404553040193 and 315404553040202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1971278456422 + ... + 1971278456581.

Almost surely, 2^{315404553040240} is an apocalyptic number.

It is an amenable number.

315404553040240 is an abundant number, since it is smaller than the sum of its proper divisors (417911032778504).

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

315404553040240 is a wasteful number, since it uses less digits than its factorization.

315404553040240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942556913016 (or 3942556913010 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 315404553040240 in words is "three hundred fifteen trillion, four hundred four billion, five hundred fifty-three million, forty thousand, two hundred forty".