22265706772 has 24 divisors (see below), whose sum is σ = 39053848680. Its totient is φ = 11107491840.

The previous prime is 22265706733. The next prime is 22265706773. The reversal of 22265706772 is 27760756222.

It can be written as a sum of positive squares in 4 ways, for example, as 11927697796 + 10338008976 = 109214^2 + 101676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22265706773) 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 7 ways as a sum of consecutive naturals, for example, 5354118 + ... + 5358274.

It is an arithmetic number, because the mean of its divisors is an integer number (1627243695).

Almost surely, 2^22265706772 is an apocalyptic number.

It is an amenable number.

22265706772 is a deficient number, since it is larger than the sum of its proper divisors (16788141908).

22265706772 is a wasteful number, since it uses less digits than its factorization.

22265706772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6891 (or 6889 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 22265706772 in words is "twenty-two billion, two hundred sixty-five million, seven hundred six thousand, seven hundred seventy-two".