677479974776 has 48 divisors (see below), whose sum is σ = 1396602096120. Its totient is φ = 307868369600.

The previous prime is 677479974713. The next prime is 677479974779.

677479974776 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 677479974776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677479974779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3874550 + ... + 4045626.

Almost surely, 2^677479974776 is an apocalyptic number.

It is an amenable number.

677479974776 is an abundant number, since it is smaller than the sum of its proper divisors (719122121344).

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

677479974776 is a wasteful number, since it uses less digits than its factorization.

677479974776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175196 (or 175181 counting only the distinct ones).

The product of its digits is 5489031744, while the sum is 80.

The spelling of 677479974776 in words is "six hundred seventy-seven billion, four hundred seventy-nine million, nine hundred seventy-four thousand, seven hundred seventy-six".