22880192644 has 27 divisors (see below), whose sum is σ = 40838688037. Its totient is φ = 11216379824.

The previous prime is 22880192633. The next prime is 22880192651. The reversal of 22880192644 is 44629108822.

The square root of 22880192644 is 151262.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 16494264900 + 6385927744 = 128430^2 + 79912^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22880192594 and 22880192603.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16033059 + ... + 16034485.

Almost surely, 2^22880192644 is an apocalyptic number.

22880192644 is the 151262-nd square number.

It is an amenable number.

22880192644 is a deficient number, since it is larger than the sum of its proper divisors (17958495393).

22880192644 is an frugal number, since it uses more digits than its factorization.

22880192644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964 (or 1482 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 22880192644 in words is "twenty-two billion, eight hundred eighty million, one hundred ninety-two thousand, six hundred forty-four".