2056565260 has 24 divisors (see below), whose sum is σ = 4328054640. Its totient is φ = 820860864.

The previous prime is 2056565221. The next prime is 2056565281. The reversal of 2056565260 is 625656502.

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, 100755 + ... + 119434.

It is an arithmetic number, because the mean of its divisors is an integer number (180335610).

Almost surely, 2^2056565260 is an apocalyptic number.

2056565260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2056565260 is an abundant number, since it is smaller than the sum of its proper divisors (2271489380).

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

2056565260 is a wasteful number, since it uses less digits than its factorization.

2056565260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220665 (or 220663 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 2056565260 is about 45349.3689040983. The cubic root of 2056565260 is about 1271.6887571954.

The spelling of 2056565260 in words is "two billion, fifty-six million, five hundred sixty-five thousand, two hundred sixty".