2977685057 has 4 divisors (see below), whose sum is σ = 2978297280. Its totient is φ = 2977072836.

The previous prime is 2977685023. The next prime is 2977685059. The reversal of 2977685057 is 7505867792.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2977685057 - 2¹⁸ = 2977422913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2977684993 and 2977685011.

It is not an unprimeable number, because it can be changed into a prime (2977685059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298757 + ... + 308562.

It is an arithmetic number, because the mean of its divisors is an integer number (744574320).

Almost surely, 2^2977685057 is an apocalyptic number.

It is an amenable number.

2977685057 is a deficient number, since it is larger than the sum of its proper divisors (612223).

2977685057 is an equidigital number, since it uses as much as digits as its factorization.

2977685057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612222.

The product of its (nonzero) digits is 7408800, while the sum is 56.

The square root of 2977685057 is about 54568.1688990935. The cubic root of 2977685057 is about 1438.6646985422.

The spelling of 2977685057 in words is "two billion, nine hundred seventy-seven million, six hundred eighty-five thousand, fifty-seven".