2551196279 has 2 divisors, whose sum is σ = 2551196280. Its totient is φ = 2551196278.

The previous prime is 2551196233. The next prime is 2551196369. The reversal of 2551196279 is 9726911552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2551196279 - 2¹² = 2551192183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2551186279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275598139 + 1275598140.

It is an arithmetic number, because the mean of its divisors is an integer number (1275598140).

Almost surely, 2^2551196279 is an apocalyptic number.

2551196279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551196279 is an equidigital number, since it uses as much as digits as its factorization.

2551196279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 47.

The square root of 2551196279 is about 50509.3682300620. The cubic root of 2551196279 is about 1366.4108155665.

The spelling of 2551196279 in words is "two billion, five hundred fifty-one million, one hundred ninety-six thousand, two hundred seventy-nine".