22940244779 has 2 divisors, whose sum is σ = 22940244780. Its totient is φ = 22940244778.

The previous prime is 22940244763. The next prime is 22940244787. The reversal of 22940244779 is 97744204922.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22940244779 - 2⁴ = 22940244763 is a prime.

It is not a weakly prime, because it can be changed into another prime (22940244739) 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, 11470122389 + 11470122390.

It is an arithmetic number, because the mean of its divisors is an integer number (11470122390).

Almost surely, 2^22940244779 is an apocalyptic number.

22940244779 is a deficient number, since it is larger than the sum of its proper divisors (1).

22940244779 is an equidigital number, since it uses as much as digits as its factorization.

22940244779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 22940244779 in words is "twenty-two billion, nine hundred forty million, two hundred forty-four thousand, seven hundred seventy-nine".