508373999664 has 40 divisors (see below), whose sum is σ = 1313453610672. Its totient is φ = 169438114560.

The previous prime is 508373999663. The next prime is 508373999687. The reversal of 508373999664 is 466999373805.

It is a happy number.

It is a super-2 number, since 2×508373999664² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (508373999663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205239 + ... + 1029014.

Almost surely, 2^508373999664 is an apocalyptic number.

It is an amenable number.

508373999664 is an abundant number, since it is smaller than the sum of its proper divisors (805079611008).

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

508373999664 is a wasteful number, since it uses less digits than its factorization.

508373999664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242845 (or 1242839 counting only the distinct ones).

The product of its (nonzero) digits is 264539520, while the sum is 69.

The spelling of 508373999664 in words is "five hundred eight billion, three hundred seventy-three million, nine hundred ninety-nine thousand, six hundred sixty-four".