677578078588 has 12 divisors (see below), whose sum is σ = 1192862007792. Its totient is φ = 336760362080.

The previous prime is 677578078553. The next prime is 677578078609. The reversal of 677578078588 is 885870875776.

It is a super-2 number, since 2×677578078588² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507168553 + ... + 507169888.

It is an arithmetic number, because the mean of its divisors is an integer number (99405167316).

Almost surely, 2^677578078588 is an apocalyptic number.

It is an amenable number.

677578078588 is a deficient number, since it is larger than the sum of its proper divisors (515283929204).

677578078588 is a wasteful number, since it uses less digits than its factorization.

677578078588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014338612 (or 1014338610 counting only the distinct ones).

The product of its (nonzero) digits is 1475174400, while the sum is 76.

The spelling of 677578078588 in words is "six hundred seventy-seven billion, five hundred seventy-eight million, seventy-eight thousand, five hundred eighty-eight".