2771265056 has 48 divisors (see below), whose sum is σ = 6450373440. Its totient is φ = 1146727680.

The previous prime is 2771265043. The next prime is 2771265067. The reversal of 2771265056 is 6505621772.

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, 206810 + ... + 219801.

It is an arithmetic number, because the mean of its divisors is an integer number (134382780).

Almost surely, 2^2771265056 is an apocalyptic number.

It is an amenable number.

2771265056 is an abundant number, since it is smaller than the sum of its proper divisors (3679108384).

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

2771265056 is a wasteful number, since it uses less digits than its factorization.

2771265056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426657 (or 426649 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 2771265056 is about 52642.8063081747. The cubic root of 2771265056 is about 1404.6216406669.

The spelling of 2771265056 in words is "two billion, seven hundred seventy-one million, two hundred sixty-five thousand, fifty-six".