2551512431376 has 30 divisors (see below), whose sum is σ = 7140691040990. Its totient is φ = 850504143744.

The previous prime is 2551512431371. The next prime is 2551512431399. The reversal of 2551512431376 is 6731342151552.

2551512431376 is a `hidden beast` number, since 2 + 5 + 51 + 512 + 4 + 3 + 13 + 76 = 666.

2551512431376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2446909347600 + 104603083776 = 1564260^2 + 323424^2 .

It is not an unprimeable number, because it can be changed into a prime (2551512431371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8859418021 + ... + 8859418308.

Almost surely, 2^{2551512431376} is an apocalyptic number.

It is an amenable number.

2551512431376 is an abundant number, since it is smaller than the sum of its proper divisors (4589178609614).

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

2551512431376 is a wasteful number, since it uses less digits than its factorization.

2551512431376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17718836343 (or 17718836334 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The spelling of 2551512431376 in words is "two trillion, five hundred fifty-one billion, five hundred twelve million, four hundred thirty-one thousand, three hundred seventy-six".