8626495057 has 2 divisors, whose sum is σ = 8626495058. Its totient is φ = 8626495056.

The previous prime is 8626495051. The next prime is 8626495067. The reversal of 8626495057 is 7505946268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4393170961 + 4233324096 = 66281^2 + 65064^2 .

It is a cyclic number.

It is not a de Polignac number, because 8626495057 - 2³ = 8626495049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8626494995 and 8626495013.

It is not a weakly prime, because it can be changed into another prime (8626495051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4313247528 + 4313247529.

It is an arithmetic number, because the mean of its divisors is an integer number (4313247529).

Almost surely, 2^8626495057 is an apocalyptic number.

It is an amenable number.

8626495057 is a deficient number, since it is larger than the sum of its proper divisors (1).

8626495057 is an equidigital number, since it uses as much as digits as its factorization.

8626495057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The square root of 8626495057 is about 92878.9268725689. The cubic root of 8626495057 is about 2050.9014522053.

The spelling of 8626495057 in words is "eight billion, six hundred twenty-six million, four hundred ninety-five thousand, fifty-seven".