2977504656 has 80 divisors (see below), whose sum is σ = 8922000384. Its totient is φ = 838012032.

The previous prime is 2977504643. The next prime is 2977504657. The reversal of 2977504656 is 6564057792.

It is a junction number, because it is equal to n+sod(n) for n = 2977504599 and 2977504608.

It is not an unprimeable number, because it can be changed into a prime (2977504657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43620 + ... + 88643.

Almost surely, 2^2977504656 is an apocalyptic number.

It is an amenable number.

2977504656 is an abundant number, since it is smaller than the sum of its proper divisors (5944495728).

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

2977504656 is a wasteful number, since it uses less digits than its factorization.

2977504656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132348 (or 132342 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 51.

The square root of 2977504656 is about 54566.5158865764. The cubic root of 2977504656 is about 1438.6356444519.

The spelling of 2977504656 in words is "two billion, nine hundred seventy-seven million, five hundred four thousand, six hundred fifty-six".