2551316266375 has 16 divisors (see below), whose sum is σ = 3184140345984. Its totient is φ = 2040990420000.

The previous prime is 2551316266363. The next prime is 2551316266409. The reversal of 2551316266375 is 5736626131552.

It is not a de Polignac number, because 2551316266375 - 2¹⁵ = 2551316233607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 4018165 + ... + 4609585.

It is an arithmetic number, because the mean of its divisors is an integer number (199008771624).

Almost surely, 2^{2551316266375} is an apocalyptic number.

2551316266375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2551316266375 is a deficient number, since it is larger than the sum of its proper divisors (632824079609).

2551316266375 is an equidigital number, since it uses as much as digits as its factorization.

2551316266375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625947 (or 625937 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 52.

The spelling of 2551316266375 in words is "two trillion, five hundred fifty-one billion, three hundred sixteen million, two hundred sixty-six thousand, three hundred seventy-five".