677911508 has 12 divisors (see below), whose sum is σ = 1187188800. Its totient is φ = 338714712.

The previous prime is 677911489. The next prime is 677911517. The reversal of 677911508 is 805119776.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53858 + ... + 65241.

It is an arithmetic number, because the mean of its divisors is an integer number (98932400).

Almost surely, 2^677911508 is an apocalyptic number.

It is an amenable number.

677911508 is a deficient number, since it is larger than the sum of its proper divisors (509277292).

677911508 is a wasteful number, since it uses less digits than its factorization.

677911508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120526 (or 120524 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 44.

The square root of 677911508 is about 26036.7338197401. The cubic root of 677911508 is about 878.4647422069.

The spelling of 677911508 in words is "six hundred seventy-seven million, nine hundred eleven thousand, five hundred eight".