26264023567 has 2 divisors, whose sum is σ = 26264023568. Its totient is φ = 26264023566.

The previous prime is 26264023561. The next prime is 26264023603. The reversal of 26264023567 is 76532046262.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26264023567 - 2¹⁵ = 26263990799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26264023561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13132011783 + 13132011784.

It is an arithmetic number, because the mean of its divisors is an integer number (13132011784).

Almost surely, 2^26264023567 is an apocalyptic number.

26264023567 is a deficient number, since it is larger than the sum of its proper divisors (1).

26264023567 is an equidigital number, since it uses as much as digits as its factorization.

26264023567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 26264023567 in words is "twenty-six billion, two hundred sixty-four million, twenty-three thousand, five hundred sixty-seven".