677651765118 has 32 divisors (see below), whose sum is σ = 1374472323072. Its totient is φ = 222689493600.

The previous prime is 677651765059. The next prime is 677651765137. The reversal of 677651765118 is 811567156776.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9670648 + ... + 9740468.

It is an arithmetic number, because the mean of its divisors is an integer number (42952260096).

Almost surely, 2^677651765118 is an apocalyptic number.

677651765118 is an abundant number, since it is smaller than the sum of its proper divisors (696820557954).

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

677651765118 is a wasteful number, since it uses less digits than its factorization.

677651765118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92680.

The product of its digits is 14817600, while the sum is 60.

The spelling of 677651765118 in words is "six hundred seventy-seven billion, six hundred fifty-one million, seven hundred sixty-five thousand, one hundred eighteen".