26232774691 has 2 divisors, whose sum is σ = 26232774692. Its totient is φ = 26232774690.

The previous prime is 26232774679. The next prime is 26232774739. The reversal of 26232774691 is 19647723262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26232774691 - 2¹⁹ = 26232250403 is a prime.

It is not a weakly prime, because it can be changed into another prime (26232774391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13116387345 + 13116387346.

It is an arithmetic number, because the mean of its divisors is an integer number (13116387346).

Almost surely, 2^26232774691 is an apocalyptic number.

26232774691 is a deficient number, since it is larger than the sum of its proper divisors (1).

26232774691 is an equidigital number, since it uses as much as digits as its factorization.

26232774691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 49.

The spelling of 26232774691 in words is "twenty-six billion, two hundred thirty-two million, seven hundred seventy-four thousand, six hundred ninety-one".