26452306009 has 2 divisors, whose sum is σ = 26452306010. Its totient is φ = 26452306008.

The previous prime is 26452305947. The next prime is 26452306031. The reversal of 26452306009 is 90060325462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26253072784 + 199233225 = 162028^2 + 14115^2 .

It is a cyclic number.

It is not a de Polignac number, because 26452306009 - 2²⁵ = 26418751577 is a prime.

It is not a weakly prime, because it can be changed into another prime (26452306709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13226153004 + 13226153005.

It is an arithmetic number, because the mean of its divisors is an integer number (13226153005).

Almost surely, 2^26452306009 is an apocalyptic number.

It is an amenable number.

26452306009 is a deficient number, since it is larger than the sum of its proper divisors (1).

26452306009 is an equidigital number, since it uses as much as digits as its factorization.

26452306009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 26452306009 in words is "twenty-six billion, four hundred fifty-two million, three hundred six thousand, nine".