508416666 has 32 divisors (see below), whose sum is σ = 1042191360. Its totient is φ = 165298224.

The previous prime is 508416659. The next prime is 508416677. The reversal of 508416666 is 666614805.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32881 + ... + 45803.

It is an arithmetic number, because the mean of its divisors is an integer number (32568480).

Almost surely, 2^508416666 is an apocalyptic number.

508416666 is an abundant number, since it is smaller than the sum of its proper divisors (533774694).

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

508416666 is a wasteful number, since it uses less digits than its factorization.

508416666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13090.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 508416666 is about 22548.0967267750. The cubic root of 508416666 is about 798.1293092632.

The spelling of 508416666 in words is "five hundred eight million, four hundred sixteen thousand, six hundred sixty-six".