26425239563 has 2 divisors, whose sum is σ = 26425239564. Its totient is φ = 26425239562.

The previous prime is 26425239521. The next prime is 26425239613. The reversal of 26425239563 is 36593252462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26425239563 - 2²⁴ = 26408462347 is a prime.

It is not a weakly prime, because it can be changed into another prime (26425239163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13212619781 + 13212619782.

It is an arithmetic number, because the mean of its divisors is an integer number (13212619782).

Almost surely, 2^26425239563 is an apocalyptic number.

26425239563 is a deficient number, since it is larger than the sum of its proper divisors (1).

26425239563 is an equidigital number, since it uses as much as digits as its factorization.

26425239563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2332800, while the sum is 47.

The spelling of 26425239563 in words is "twenty-six billion, four hundred twenty-five million, two hundred thirty-nine thousand, five hundred sixty-three".