22237157723 has 6 divisors (see below), whose sum is σ = 24442495812. Its totient is φ = 20215597820.

The previous prime is 22237157713. The next prime is 22237157743. The reversal of 22237157723 is 32775173222.

It is not a de Polignac number, because 22237157723 - 2³⁰ = 21163415899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22237157713) 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 5 ways as a sum of consecutive naturals, for example, 91888961 + ... + 91889202.

It is an arithmetic number, because the mean of its divisors is an integer number (4073749302).

Almost surely, 2^22237157723 is an apocalyptic number.

22237157723 is a deficient number, since it is larger than the sum of its proper divisors (2205338089).

22237157723 is a wasteful number, since it uses less digits than its factorization.

22237157723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183778185 (or 183778174 counting only the distinct ones).

The product of its digits is 246960, while the sum is 41.

The spelling of 22237157723 in words is "twenty-two billion, two hundred thirty-seven million, one hundred fifty-seven thousand, seven hundred twenty-three".