678080370704 has 40 divisors (see below), whose sum is σ = 1495529047872. Its totient is φ = 294817550720.

The previous prime is 678080370691. The next prime is 678080370713. The reversal of 678080370704 is 407073080876.

It is a super-2 number, since 2×678080370704² (a number of 24 digits) contains 22 as substring.

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, 83750939 + ... + 83759034.

Almost surely, 2^678080370704 is an apocalyptic number.

It is an amenable number.

678080370704 is an abundant number, since it is smaller than the sum of its proper divisors (817448677168).

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

678080370704 is a wasteful number, since it uses less digits than its factorization.

678080370704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167510015 (or 167510009 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 678080370704 in words is "six hundred seventy-eight billion, eighty million, three hundred seventy thousand, seven hundred four".