677777672 has 32 divisors (see below), whose sum is σ = 1493009280. Its totient is φ = 284381760.

The previous prime is 677777669. The next prime is 677777687. The reversal of 677777672 is 276777776.

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, 295088 + ... + 297375.

It is an arithmetic number, because the mean of its divisors is an integer number (46656540).

Almost surely, 2^677777672 is an apocalyptic number.

It is an amenable number.

677777672 is an abundant number, since it is smaller than the sum of its proper divisors (815231608).

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

677777672 is a wasteful number, since it uses less digits than its factorization.

677777672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592493 (or 592489 counting only the distinct ones).

The product of its digits is 8470728, while the sum is 56.

The square root of 677777672 is about 26034.1635548369. The cubic root of 677777672 is about 878.4069283950.

The spelling of 677777672 in words is "six hundred seventy-seven million, seven hundred seventy-seven thousand, six hundred seventy-two".