2550857756 has 12 divisors (see below), whose sum is σ = 4473645792. Its totient is φ = 1272673248.

The previous prime is 2550857741. The next prime is 2550857773. The reversal of 2550857756 is 6577580552.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686825 + ... + 690528.

It is an arithmetic number, because the mean of its divisors is an integer number (372803816).

Almost surely, 2^2550857756 is an apocalyptic number.

It is an amenable number.

2550857756 is a deficient number, since it is larger than the sum of its proper divisors (1922788036).

2550857756 is a wasteful number, since it uses less digits than its factorization.

2550857756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377820 (or 1377818 counting only the distinct ones).

The product of its (nonzero) digits is 2940000, while the sum is 50.

The square root of 2550857756 is about 50506.0170276770. The cubic root of 2550857756 is about 1366.3503756919.

The spelling of 2550857756 in words is "two billion, five hundred fifty million, eight hundred fifty-seven thousand, seven hundred fifty-six".