26212167913 has 2 divisors, whose sum is σ = 26212167914. Its totient is φ = 26212167912.

The previous prime is 26212167899. The next prime is 26212167923. The reversal of 26212167913 is 31976121262.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24835238464 + 1376929449 = 157592^2 + 37107^2 .

It is a cyclic number.

It is not a de Polignac number, because 26212167913 - 2⁵ = 26212167881 is a prime.

It is not a weakly prime, because it can be changed into another prime (26212167923) 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, 13106083956 + 13106083957.

It is an arithmetic number, because the mean of its divisors is an integer number (13106083957).

Almost surely, 2^26212167913 is an apocalyptic number.

It is an amenable number.

26212167913 is a deficient number, since it is larger than the sum of its proper divisors (1).

26212167913 is an equidigital number, since it uses as much as digits as its factorization.

26212167913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 40.

The spelling of 26212167913 in words is "twenty-six billion, two hundred twelve million, one hundred sixty-seven thousand, nine hundred thirteen".