2556088751 has 2 divisors, whose sum is σ = 2556088752. Its totient is φ = 2556088750.

The previous prime is 2556088747. The next prime is 2556088783. The reversal of 2556088751 is 1578806552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2556088751 - 2² = 2556088747 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2556088696 and 2556088705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2556088151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278044375 + 1278044376.

It is an arithmetic number, because the mean of its divisors is an integer number (1278044376).

Almost surely, 2^2556088751 is an apocalyptic number.

2556088751 is a deficient number, since it is larger than the sum of its proper divisors (1).

2556088751 is an equidigital number, since it uses as much as digits as its factorization.

2556088751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672000, while the sum is 47.

The square root of 2556088751 is about 50557.7763652635. The cubic root of 2556088751 is about 1367.2837208076.

The spelling of 2556088751 in words is "two billion, five hundred fifty-six million, eighty-eight thousand, seven hundred fifty-one".