2550553688 has 8 divisors (see below), whose sum is σ = 4782288180. Its totient is φ = 1275276840.

The previous prime is 2550553679. The next prime is 2550553693. The reversal of 2550553688 is 8863550552.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159409598 + ... + 159409613.

Almost surely, 2^2550553688 is an apocalyptic number.

It is an amenable number.

2550553688 is a deficient number, since it is larger than the sum of its proper divisors (2231734492).

2550553688 is a wasteful number, since it uses less digits than its factorization.

2550553688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318819217 (or 318819213 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 47.

The square root of 2550553688 is about 50503.0067223725. The cubic root of 2550553688 is about 1366.2960828520.

The spelling of 2550553688 in words is "two billion, five hundred fifty million, five hundred fifty-three thousand, six hundred eighty-eight".