677899136 has 32 divisors (see below), whose sum is σ = 1353315600. Its totient is φ = 338243584.

The previous prime is 677899133. The next prime is 677899139. The reversal of 677899136 is 631998776.

It is an interprime number because it is at equal distance from previous prime (677899133) and next prime (677899139).

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677899133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59120 + ... + 69648.

Almost surely, 2^677899136 is an apocalyptic number.

It is an amenable number.

677899136 is a deficient number, since it is larger than the sum of its proper divisors (675416464).

677899136 is a wasteful number, since it uses less digits than its factorization.

677899136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11046 (or 11034 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 56.

The square root of 677899136 is about 26036.4962312520. The cubic root of 677899136 is about 878.4593981309.

The spelling of 677899136 in words is "six hundred seventy-seven million, eight hundred ninety-nine thousand, one hundred thirty-six".