497615616 has 72 divisors (see below), whose sum is σ = 1471557360. Its totient is φ = 165869568.

The previous prime is 497615609. The next prime is 497615639. The reversal of 497615616 is 616516794.

497615616 is a `hidden beast` number, since 497 + 6 + 156 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29085 + ... + 42908.

Almost surely, 2^497615616 is an apocalyptic number.

It is an amenable number.

497615616 is an abundant number, since it is smaller than the sum of its proper divisors (973941744).

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

497615616 is an equidigital number, since it uses as much as digits as its factorization.

497615616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72018 (or 71998 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 497615616 is about 22307.2996124587. The cubic root of 497615616 is about 792.4368572460.

The spelling of 497615616 in words is "four hundred ninety-seven million, six hundred fifteen thousand, six hundred sixteen".