677902080 has 72 divisors (see below), whose sum is σ = 2165062032. Its totient is φ = 180772864.

The previous prime is 677902073. The next prime is 677902091. The reversal of 677902080 is 80209776.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 84429 + ... + 92108.

It is an arithmetic number, because the mean of its divisors is an integer number (30070306).

Almost surely, 2^677902080 is an apocalyptic number.

677902080 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

677902080 is an abundant number, since it is smaller than the sum of its proper divisors (1487159952).

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

677902080 is a wasteful number, since it uses less digits than its factorization.

677902080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176561 (or 176547 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 677902080 is about 26036.5527672156. The cubic root of 677902080 is about 878.4606697953.

The spelling of 677902080 in words is "six hundred seventy-seven million, nine hundred two thousand, eighty".