22073142544 has 20 divisors (see below), whose sum is σ = 43103463424. Its totient is φ = 10949668128.

The previous prime is 22073142529. The next prime is 22073142551. The reversal of 22073142544 is 44524137022.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5429352 + ... + 5433415.

Almost surely, 2^22073142544 is an apocalyptic number.

It is an amenable number.

22073142544 is a deficient number, since it is larger than the sum of its proper divisors (21030320880).

22073142544 is a wasteful number, since it uses less digits than its factorization.

22073142544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10862902 (or 10862896 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 34.

Adding to 22073142544 its reverse (44524137022), we get a palindrome (66597279566).

The spelling of 22073142544 in words is "twenty-two billion, seventy-three million, one hundred forty-two thousand, five hundred forty-four".