22454305537 has 2 divisors, whose sum is σ = 22454305538. Its totient is φ = 22454305536.

The previous prime is 22454305451. The next prime is 22454305543. The reversal of 22454305537 is 73550345422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21472799296 + 981506241 = 146536^2 + 31329^2 .

It is a cyclic number.

It is not a de Polignac number, because 22454305537 - 2⁷ = 22454305409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22454305537.

It is not a weakly prime, because it can be changed into another prime (22454305337) 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, 11227152768 + 11227152769.

It is an arithmetic number, because the mean of its divisors is an integer number (11227152769).

Almost surely, 2^22454305537 is an apocalyptic number.

It is an amenable number.

22454305537 is a deficient number, since it is larger than the sum of its proper divisors (1).

22454305537 is an equidigital number, since it uses as much as digits as its factorization.

22454305537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504000, while the sum is 40.

The spelling of 22454305537 in words is "twenty-two billion, four hundred fifty-four million, three hundred five thousand, five hundred thirty-seven".