26923813963 has 2 divisors, whose sum is σ = 26923813964. Its totient is φ = 26923813962.

The previous prime is 26923813927. The next prime is 26923813967. The reversal of 26923813963 is 36931832962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26923813963 - 2²⁵ = 26890259531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26923813963.

It is not a weakly prime, because it can be changed into another prime (26923813967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13461906981 + 13461906982.

It is an arithmetic number, because the mean of its divisors is an integer number (13461906982).

Almost surely, 2^26923813963 is an apocalyptic number.

26923813963 is a deficient number, since it is larger than the sum of its proper divisors (1).

26923813963 is an equidigital number, since it uses as much as digits as its factorization.

26923813963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 52.

The spelling of 26923813963 in words is "twenty-six billion, nine hundred twenty-three million, eight hundred thirteen thousand, nine hundred sixty-three".