22775905329 has 24 divisors (see below), whose sum is σ = 32713743168. Its totient is φ = 14089447680.

The previous prime is 22775905309. The next prime is 22775905337. The reversal of 22775905329 is 92350957722.

It is a happy number.

It is not a de Polignac number, because 22775905329 - 2⁵ = 22775905297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22775905309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123442 + ... + 246555.

It is an arithmetic number, because the mean of its divisors is an integer number (1363072632).

Almost surely, 2^22775905329 is an apocalyptic number.

It is an amenable number.

22775905329 is a deficient number, since it is larger than the sum of its proper divisors (9937837839).

22775905329 is a wasteful number, since it uses less digits than its factorization.

22775905329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370105 (or 370088 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 51.

The spelling of 22775905329 in words is "twenty-two billion, seven hundred seventy-five million, nine hundred five thousand, three hundred twenty-nine".