682857627904 has 27 divisors (see below), whose sum is σ = 1363074235327. Its totient is φ = 341422203136.

The previous prime is 682857627883. The next prime is 682857627919. The reversal of 682857627904 is 409726758286.

The square root of 682857627904 is 826352.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 13195809 + ... + 13247455.

Almost surely, 2^682857627904 is an apocalyptic number.

682857627904 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

682857627904 is the 826352-nd square number.

It is an amenable number.

682857627904 is a deficient number, since it is larger than the sum of its proper divisors (680216607423).

682857627904 is an frugal number, since it uses more digits than its factorization.

682857627904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103310 (or 51649 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 64.

Multiplying 682857627904 by its sum of digits (64), we get a square (43702888185856 = 6610816²).

682857627904 divided by its sum of digits (64) gives a square (10669650436 = 103294²).

The spelling of 682857627904 in words is "six hundred eighty-two billion, eight hundred fifty-seven million, six hundred twenty-seven thousand, nine hundred four".