540320917392 has 120 divisors (see below), whose sum is σ = 1617604888536. Its totient is φ = 167764819968.

The previous prime is 540320917387. The next prime is 540320917427. The reversal of 540320917392 is 293719023045.

540320917392 is a `hidden beast` number, since 5 + 40 + 3 + 209 + 17 + 392 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10313621136 + 530007296256 = 101556^2 + 728016^2 .

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, 900273 + ... + 1375184.

Almost surely, 2^540320917392 is an apocalyptic number.

It is an amenable number.

540320917392 is an abundant number, since it is smaller than the sum of its proper divisors (1077283971144).

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

540320917392 is a wasteful number, since it uses less digits than its factorization.

540320917392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275585 (or 2275576 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 540320917392 in words is "five hundred forty billion, three hundred twenty million, nine hundred seventeen thousand, three hundred ninety-two".