22557913459 has 2 divisors, whose sum is σ = 22557913460. Its totient is φ = 22557913458.

The previous prime is 22557913439. The next prime is 22557913471. The reversal of 22557913459 is 95431975522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22557913459 - 2²⁵ = 22524359027 is a prime.

It is not a weakly prime, because it can be changed into another prime (22557913439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11278956729 + 11278956730.

It is an arithmetic number, because the mean of its divisors is an integer number (11278956730).

Almost surely, 2^22557913459 is an apocalyptic number.

22557913459 is a deficient number, since it is larger than the sum of its proper divisors (1).

22557913459 is an equidigital number, since it uses as much as digits as its factorization.

22557913459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402000, while the sum is 52.

The spelling of 22557913459 in words is "twenty-two billion, five hundred fifty-seven million, nine hundred thirteen thousand, four hundred fifty-nine".