677161131732 has 36 divisors (see below), whose sum is σ = 1775109635936. Its totient is φ = 225720376920.

The previous prime is 677161131709. The next prime is 677161131763. The reversal of 677161131732 is 237131161776.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348332944 + ... + 348334887.

Almost surely, 2^677161131732 is an apocalyptic number.

It is an amenable number.

677161131732 is an abundant number, since it is smaller than the sum of its proper divisors (1097948504204).

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

677161131732 is a wasteful number, since it uses less digits than its factorization.

677161131732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696667850 (or 696667836 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The spelling of 677161131732 in words is "six hundred seventy-seven billion, one hundred sixty-one million, one hundred thirty-one thousand, seven hundred thirty-two".