7256316677 has 2 divisors, whose sum is σ = 7256316678. Its totient is φ = 7256316676.

The previous prime is 7256316647. The next prime is 7256316701. The reversal of 7256316677 is 7766136527.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5323307521 + 1933009156 = 72961^2 + 43966^2 .

It is a cyclic number.

It is not a de Polignac number, because 7256316677 - 2⁸ = 7256316421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7256316637) 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, 3628158338 + 3628158339.

It is an arithmetic number, because the mean of its divisors is an integer number (3628158339).

Almost surely, 2^7256316677 is an apocalyptic number.

It is an amenable number.

7256316677 is a deficient number, since it is larger than the sum of its proper divisors (1).

7256316677 is an equidigital number, since it uses as much as digits as its factorization.

7256316677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2222640, while the sum is 50.

The square root of 7256316677 is about 85184.0165582722. The cubic root of 7256316677 is about 1936.0002508829. Note that the first 3 decimals are identical.

The spelling of 7256316677 in words is "seven billion, two hundred fifty-six million, three hundred sixteen thousand, six hundred seventy-seven".