22928565644 has 6 divisors (see below), whose sum is σ = 40124989884. Its totient is φ = 11464282820.

The previous prime is 22928565643. The next prime is 22928565683. The reversal of 22928565644 is 44656582922.

It is not an unprimeable number, because it can be changed into a prime (22928565643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2866070702 + ... + 2866070709.

It is an arithmetic number, because the mean of its divisors is an integer number (6687498314).

Almost surely, 2^22928565644 is an apocalyptic number.

It is an amenable number.

22928565644 is a deficient number, since it is larger than the sum of its proper divisors (17196424240).

22928565644 is a wasteful number, since it uses less digits than its factorization.

22928565644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732141415 (or 5732141413 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 53.

The spelling of 22928565644 in words is "twenty-two billion, nine hundred twenty-eight million, five hundred sixty-five thousand, six hundred forty-four".