22455016249 has 2 divisors, whose sum is σ = 22455016250. Its totient is φ = 22455016248.

The previous prime is 22455016237. The next prime is 22455016273. The reversal of 22455016249 is 94261055422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15109326400 + 7345689849 = 122920^2 + 85707^2 .

It is a cyclic number.

It is not a de Polignac number, because 22455016249 - 2¹⁷ = 22454885177 is a prime.

It is not a weakly prime, because it can be changed into another prime (22455016289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11227508124 + 11227508125.

It is an arithmetic number, because the mean of its divisors is an integer number (11227508125).

Almost surely, 2^22455016249 is an apocalyptic number.

It is an amenable number.

22455016249 is a deficient number, since it is larger than the sum of its proper divisors (1).

22455016249 is an equidigital number, since it uses as much as digits as its factorization.

22455016249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 22455016249 in words is "twenty-two billion, four hundred fifty-five million, sixteen thousand, two hundred forty-nine".