22282157723 has 16 divisors (see below), whose sum is σ = 26412552384. Its totient is φ = 18398793600.

The previous prime is 22282157699. The next prime is 22282157749. The reversal of 22282157723 is 32775128222.

It is a cyclic number.

It is not a de Polignac number, because 22282157723 - 2²⁸ = 22013722267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22282157123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399740 + ... + 452057.

It is an arithmetic number, because the mean of its divisors is an integer number (1650784524).

Almost surely, 2^22282157723 is an apocalyptic number.

22282157723 is a deficient number, since it is larger than the sum of its proper divisors (4130394661).

22282157723 is a wasteful number, since it uses less digits than its factorization.

22282157723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851942.

The product of its digits is 188160, while the sum is 41.

The spelling of 22282157723 in words is "twenty-two billion, two hundred eighty-two million, one hundred fifty-seven thousand, seven hundred twenty-three".