670685939904 has 112 divisors (see below), whose sum is σ = 1943697103200. Its totient is φ = 203155685376.

The previous prime is 670685939899. The next prime is 670685940053. The reversal of 670685939904 is 409939586076.

It is a happy number.

670685939904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3448099 + ... + 3637410.

Almost surely, 2^670685939904 is an apocalyptic number.

670685939904 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

670685939904 is an abundant number, since it is smaller than the sum of its proper divisors (1273011163296).

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

670685939904 is a wasteful number, since it uses less digits than its factorization.

670685939904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7085570 (or 7085560 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 66.

The spelling of 670685939904 in words is "six hundred seventy billion, six hundred eighty-five million, nine hundred thirty-nine thousand, nine hundred four".