2977835856 has 40 divisors (see below), whose sum is σ = 7798131840. Its totient is φ = 979013376.

The previous prime is 2977835843. The next prime is 2977835867. The reversal of 2977835856 is 6585387792.

2977835856 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2977835856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421416 + ... + 428423.

It is an arithmetic number, because the mean of its divisors is an integer number (194953296).

Almost surely, 2^2977835856 is an apocalyptic number.

It is an amenable number.

2977835856 is an abundant number, since it is smaller than the sum of its proper divisors (4820295984).

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

2977835856 is a wasteful number, since it uses less digits than its factorization.

2977835856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849923 (or 849917 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 60.

The square root of 2977835856 is about 54569.5506303653. The cubic root of 2977835856 is about 1438.6889842464.

The spelling of 2977835856 in words is "two billion, nine hundred seventy-seven million, eight hundred thirty-five thousand, eight hundred fifty-six".