2550685568 has 16 divisors (see below), whose sum is σ = 5081444160. Its totient is φ = 1275342720.

The previous prime is 2550685547. The next prime is 2550685597. The reversal of 2550685568 is 8655860552.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9963488 + ... + 9963743.

It is an arithmetic number, because the mean of its divisors is an integer number (317590260).

Almost surely, 2^2550685568 is an apocalyptic number.

It is an amenable number.

2550685568 is a deficient number, since it is larger than the sum of its proper divisors (2530758592).

2550685568 is an equidigital number, since it uses as much as digits as its factorization.

2550685568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19927245 (or 19927233 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 50.

The square root of 2550685568 is about 50504.3123703313. The cubic root of 2550685568 is about 1366.3196312058.

The spelling of 2550685568 in words is "two billion, five hundred fifty million, six hundred eighty-five thousand, five hundred sixty-eight".