22620446444 has 12 divisors (see below), whose sum is σ = 39665115000. Its totient is φ = 11287556448.

The previous prime is 22620446393. The next prime is 22620446467. The reversal of 22620446444 is 44464402622.

It is a junction number, because it is equal to n+sod(n) for n = 22620446398 and 22620446407.

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, 5664449 + ... + 5668440.

It is an arithmetic number, because the mean of its divisors is an integer number (3305426250).

Almost surely, 2^22620446444 is an apocalyptic number.

It is an amenable number.

22620446444 is a deficient number, since it is larger than the sum of its proper divisors (17044668556).

22620446444 is a wasteful number, since it uses less digits than its factorization.

22620446444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11333392 (or 11333390 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 22620446444 in words is "twenty-two billion, six hundred twenty million, four hundred forty-six thousand, four hundred forty-four".