2550022664 has 64 divisors (see below), whose sum is σ = 5683046400. Its totient is φ = 1049529600.

The previous prime is 2550022637. The next prime is 2550022777. The reversal of 2550022664 is 4662200552.

It is a self number, because there is not a number n which added to its sum of digits gives 2550022664.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306074 + ... + 314294.

It is an arithmetic number, because the mean of its divisors is an integer number (88797600).

Almost surely, 2^2550022664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2550022664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2841523200).

2550022664 is an abundant number, since it is smaller than the sum of its proper divisors (3133023736).

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

2550022664 is a wasteful number, since it uses less digits than its factorization.

2550022664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8454 (or 8450 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2550022664 is about 50497.7490983509. The cubic root of 2550022664 is about 1366.2012555507.

The spelling of 2550022664 in words is "two billion, five hundred fifty million, twenty-two thousand, six hundred sixty-four".