26452354729 has 2 divisors, whose sum is σ = 26452354730. Its totient is φ = 26452354728.

The previous prime is 26452354723. The next prime is 26452354771. The reversal of 26452354729 is 92745325462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25074089104 + 1378265625 = 158348^2 + 37125^2 .

It is a cyclic number.

It is not a de Polignac number, because 26452354729 - 2¹³ = 26452346537 is a prime.

It is not a weakly prime, because it can be changed into another prime (26452354723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13226177364 + 13226177365.

It is an arithmetic number, because the mean of its divisors is an integer number (13226177365).

Almost surely, 2^26452354729 is an apocalyptic number.

It is an amenable number.

26452354729 is a deficient number, since it is larger than the sum of its proper divisors (1).

26452354729 is an equidigital number, since it uses as much as digits as its factorization.

26452354729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 49.

The spelling of 26452354729 in words is "twenty-six billion, four hundred fifty-two million, three hundred fifty-four thousand, seven hundred twenty-nine".