2551874016 has 48 divisors (see below), whose sum is σ = 6879723984. Its totient is φ = 827633664.

The previous prime is 2551873981. The next prime is 2551874023. The reversal of 2551874016 is 6104781552.

It is a tau number, because it is divible by the number of its divisors (48).

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 in 7 ways as a sum of consecutive naturals, for example, 355665 + ... + 362768.

It is an arithmetic number, because the mean of its divisors is an integer number (143327583).

Almost surely, 2^2551874016 is an apocalyptic number.

It is an amenable number.

2551874016 is an abundant number, since it is smaller than the sum of its proper divisors (4327849968).

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

2551874016 is a wasteful number, since it uses less digits than its factorization.

2551874016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718483 (or 718475 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 2551874016 is about 50516.0768072898. The cubic root of 2551874016 is about 1366.5318026216.

The spelling of 2551874016 in words is "two billion, five hundred fifty-one million, eight hundred seventy-four thousand, sixteen".