22373477729 has 2 divisors, whose sum is σ = 22373477730. Its totient is φ = 22373477728.

The previous prime is 22373477713. The next prime is 22373477779. The reversal of 22373477729 is 92777437322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22276159504 + 97318225 = 149252^2 + 9865^2 .

It is a cyclic number.

It is not a de Polignac number, because 22373477729 - 2⁴ = 22373477713 is a prime.

It is not a weakly prime, because it can be changed into another prime (22373477779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11186738864 + 11186738865.

It is an arithmetic number, because the mean of its divisors is an integer number (11186738865).

Almost surely, 2^22373477729 is an apocalyptic number.

It is an amenable number.

22373477729 is a deficient number, since it is larger than the sum of its proper divisors (1).

22373477729 is an equidigital number, since it uses as much as digits as its factorization.

22373477729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6223392, while the sum is 53.

The spelling of 22373477729 in words is "twenty-two billion, three hundred seventy-three million, four hundred seventy-seven thousand, seven hundred twenty-nine".