677737472120 has 64 divisors (see below), whose sum is σ = 1533089527200. Its totient is φ = 269643087360.

The previous prime is 677737472029. The next prime is 677737472171. The reversal of 677737472120 is 21274737776.

It is a super-2 number, since 2×677737472120² (a number of 24 digits) contains 22 as substring.

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, 9316127 + ... + 9388593.

Almost surely, 2^677737472120 is an apocalyptic number.

It is an amenable number.

677737472120 is an abundant number, since it is smaller than the sum of its proper divisors (855352055080).

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

677737472120 is a wasteful number, since it uses less digits than its factorization.

677737472120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73728 (or 73724 counting only the distinct ones).

The product of its (nonzero) digits is 4840416, while the sum is 53.

The spelling of 677737472120 in words is "six hundred seventy-seven billion, seven hundred thirty-seven million, four hundred seventy-two thousand, one hundred twenty".