22244432432 has 40 divisors (see below), whose sum is σ = 43461749520. Its totient is φ = 11028695040.

The previous prime is 22244432429. The next prime is 22244432473. The reversal of 22244432432 is 23423444222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1953668 + ... + 1965020.

It is an arithmetic number, because the mean of its divisors is an integer number (1086543738).

Almost surely, 2^22244432432 is an apocalyptic number.

It is an amenable number.

22244432432 is a deficient number, since it is larger than the sum of its proper divisors (21217317088).

22244432432 is a wasteful number, since it uses less digits than its factorization.

22244432432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12381 (or 12375 counting only the distinct ones).

The product of its digits is 73728, while the sum is 32.

Adding to 22244432432 its reverse (23423444222), we get a palindrome (45667876654).

The spelling of 22244432432 in words is "twenty-two billion, two hundred forty-four million, four hundred thirty-two thousand, four hundred thirty-two".