22026750049 has 2 divisors, whose sum is σ = 22026750050. Its totient is φ = 22026750048.

The previous prime is 22026750017. The next prime is 22026750061. The reversal of 22026750049 is 94005762022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15626750049 + 6400000000 = 125007^2 + 80000^2 .

It is a cyclic number.

It is not a de Polignac number, because 22026750049 - 2⁵ = 22026750017 is a prime.

It is a super-2 number, since 2×22026750049² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22026750089) 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, 11013375024 + 11013375025.

It is an arithmetic number, because the mean of its divisors is an integer number (11013375025).

Almost surely, 2^22026750049 is an apocalyptic number.

It is an amenable number.

22026750049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22026750049 is an equidigital number, since it uses as much as digits as its factorization.

22026750049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 22026750049 in words is "twenty-two billion, twenty-six million, seven hundred fifty thousand, forty-nine".