977056474677 has 32 divisors (see below), whose sum is σ = 1398186165120. Its totient is φ = 605056677120.

The previous prime is 977056474631. The next prime is 977056474697. The reversal of 977056474677 is 776474650779.

It is not a de Polignac number, because 977056474677 - 2¹² = 977056470581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977056474697) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 658983 + ... + 1545435.

It is an arithmetic number, because the mean of its divisors is an integer number (43693317660).

Almost surely, 2^977056474677 is an apocalyptic number.

It is an amenable number.

977056474677 is a deficient number, since it is larger than the sum of its proper divisors (421129690443).

977056474677 is a wasteful number, since it uses less digits than its factorization.

977056474677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886853.

The product of its (nonzero) digits is 435637440, while the sum is 69.

The spelling of 977056474677 in words is "nine hundred seventy-seven billion, fifty-six million, four hundred seventy-four thousand, six hundred seventy-seven".