507444668 has 24 divisors (see below), whose sum is σ = 931603680. Its totient is φ = 241519040.

The previous prime is 507444599. The next prime is 507444703. The reversal of 507444668 is 866444705.

It is a congruent number.

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, 22571 + ... + 39042.

It is an arithmetic number, because the mean of its divisors is an integer number (38816820).

Almost surely, 2^507444668 is an apocalyptic number.

507444668 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

507444668 is a deficient number, since it is larger than the sum of its proper divisors (424159012).

507444668 is a wasteful number, since it uses less digits than its factorization.

507444668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61717 (or 61715 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 507444668 is about 22526.5325338810. The cubic root of 507444668 is about 797.6203599096.

The spelling of 507444668 in words is "five hundred seven million, four hundred forty-four thousand, six hundred sixty-eight".