22557422539 has 2 divisors, whose sum is σ = 22557422540. Its totient is φ = 22557422538.

The previous prime is 22557422507. The next prime is 22557422543. The reversal of 22557422539 is 93522475522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22557422539 - 2⁵ = 22557422507 is a prime.

It is not a weakly prime, because it can be changed into another prime (22557462539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11278711269 + 11278711270.

It is an arithmetic number, because the mean of its divisors is an integer number (11278711270).

Almost surely, 2^22557422539 is an apocalyptic number.

22557422539 is a deficient number, since it is larger than the sum of its proper divisors (1).

22557422539 is an equidigital number, since it uses as much as digits as its factorization.

22557422539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512000, while the sum is 46.

It can be divided in two parts, 22557 and 422539, that added together give a triangular number (445096 = T₉₄₃).

The spelling of 22557422539 in words is "twenty-two billion, five hundred fifty-seven million, four hundred twenty-two thousand, five hundred thirty-nine".