22044432979 has 2 divisors, whose sum is σ = 22044432980. Its totient is φ = 22044432978.

The previous prime is 22044432973. The next prime is 22044433067. The reversal of 22044432979 is 97923444022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22044432979 - 2⁹ = 22044432467 is a prime.

It is not a weakly prime, because it can be changed into another prime (22044432973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11022216489 + 11022216490.

It is an arithmetic number, because the mean of its divisors is an integer number (11022216490).

Almost surely, 2^22044432979 is an apocalyptic number.

22044432979 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044432979 is an equidigital number, since it uses as much as digits as its factorization.

22044432979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 22044432979 in words is "twenty-two billion, forty-four million, four hundred thirty-two thousand, nine hundred seventy-nine".