26264023091 has 2 divisors, whose sum is σ = 26264023092. Its totient is φ = 26264023090.

The previous prime is 26264023069. The next prime is 26264023099. The reversal of 26264023091 is 19032046262.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26264023091 is a prime.

It is not a weakly prime, because it can be changed into another prime (26264023099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13132011545 + 13132011546.

It is an arithmetic number, because the mean of its divisors is an integer number (13132011546).

Almost surely, 2^26264023091 is an apocalyptic number.

26264023091 is a deficient number, since it is larger than the sum of its proper divisors (1).

26264023091 is an equidigital number, since it uses as much as digits as its factorization.

26264023091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 26264023091 in words is "twenty-six billion, two hundred sixty-four million, twenty-three thousand, ninety-one".