2551363016637 has 16 divisors (see below), whose sum is σ = 3410951754560. Its totient is φ = 1696347349632.

The previous prime is 2551363016621. The next prime is 2551363016687. The reversal of 2551363016637 is 7366103631552.

It is not a de Polignac number, because 2551363016637 - 2⁴ = 2551363016621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551363016687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006863 + ... + 2473155.

It is an arithmetic number, because the mean of its divisors is an integer number (213184484660).

Almost surely, 2^{2551363016637} is an apocalyptic number.

It is an amenable number.

2551363016637 is a deficient number, since it is larger than the sum of its proper divisors (859588737923).

2551363016637 is a wasteful number, since it uses less digits than its factorization.

2551363016637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467852.

The product of its (nonzero) digits is 2041200, while the sum is 48.

The spelling of 2551363016637 in words is "two trillion, five hundred fifty-one billion, three hundred sixty-three million, sixteen thousand, six hundred thirty-seven".