26956052797 has 2 divisors, whose sum is σ = 26956052798. Its totient is φ = 26956052796.

The previous prime is 26956052777. The next prime is 26956052801. The reversal of 26956052797 is 79725065962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26679628921 + 276423876 = 163339^2 + 16626^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26956052797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26956052777) 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, 13478026398 + 13478026399.

It is an arithmetic number, because the mean of its divisors is an integer number (13478026399).

Almost surely, 2^26956052797 is an apocalyptic number.

It is an amenable number.

26956052797 is a deficient number, since it is larger than the sum of its proper divisors (1).

26956052797 is an equidigital number, since it uses as much as digits as its factorization.

26956052797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14288400, while the sum is 58.

The spelling of 26956052797 in words is "twenty-six billion, nine hundred fifty-six million, fifty-two thousand, seven hundred ninety-seven".