22140772144 has 10 divisors (see below), whose sum is σ = 42897746060. Its totient is φ = 11070386064.

The previous prime is 22140772123. The next prime is 22140772163. The reversal of 22140772144 is 44127704122.

It is a super-2 number, since 2×22140772144² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691899114 + ... + 691899145.

It is an arithmetic number, because the mean of its divisors is an integer number (4289774606).

Almost surely, 2^22140772144 is an apocalyptic number.

It is an amenable number.

22140772144 is a deficient number, since it is larger than the sum of its proper divisors (20756973916).

22140772144 is a wasteful number, since it uses less digits than its factorization.

22140772144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383798267 (or 1383798261 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 34.

The spelling of 22140772144 in words is "twenty-two billion, one hundred forty million, seven hundred seventy-two thousand, one hundred forty-four".