56826993329 has 2 divisors, whose sum is σ = 56826993330. Its totient is φ = 56826993328.

The previous prime is 56826993319. The next prime is 56826993331. The reversal of 56826993329 is 92339962865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52992040000 + 3834953329 = 230200^2 + 61927^2 .

It is a cyclic number.

It is not a de Polignac number, because 56826993329 - 2²⁸ = 56558557873 is a prime.

Together with 56826993331, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56826993319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28413496664 + 28413496665.

It is an arithmetic number, because the mean of its divisors is an integer number (28413496665).

Almost surely, 2^56826993329 is an apocalyptic number.

It is an amenable number.

56826993329 is a deficient number, since it is larger than the sum of its proper divisors (1).

56826993329 is an equidigital number, since it uses as much as digits as its factorization.

56826993329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37791360, while the sum is 62.

The spelling of 56826993329 in words is "fifty-six billion, eight hundred twenty-six million, nine hundred ninety-three thousand, three hundred twenty-nine".