70475526817 has 2 divisors, whose sum is σ = 70475526818. Its totient is φ = 70475526816.

The previous prime is 70475526811. The next prime is 70475526857. The reversal of 70475526817 is 71862557407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69440682256 + 1034844561 = 263516^2 + 32169^2 .

It is a cyclic number.

It is not a de Polignac number, because 70475526817 - 2²⁷ = 70341309089 is a prime.

It is not a weakly prime, because it can be changed into another prime (70475526811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35237763408 + 35237763409.

It is an arithmetic number, because the mean of its divisors is an integer number (35237763409).

Almost surely, 2^70475526817 is an apocalyptic number.

It is an amenable number.

70475526817 is a deficient number, since it is larger than the sum of its proper divisors (1).

70475526817 is an equidigital number, since it uses as much as digits as its factorization.

70475526817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3292800, while the sum is 52.

The spelling of 70475526817 in words is "seventy billion, four hundred seventy-five million, five hundred twenty-six thousand, eight hundred seventeen".