22421073650 has 12 divisors (see below), whose sum is σ = 41703197082. Its totient is φ = 8968429440.

The previous prime is 22421073643. The next prime is 22421073683. The reversal of 22421073650 is 5637012422.

It can be written as a sum of positive squares in 3 ways, for example, as 9939491809 + 12481581841 = 99697^2 + 111721^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224210687 + ... + 224210786.

Almost surely, 2^22421073650 is an apocalyptic number.

22421073650 is a deficient number, since it is larger than the sum of its proper divisors (19282123432).

22421073650 is a wasteful number, since it uses less digits than its factorization.

22421073650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448421485 (or 448421480 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The spelling of 22421073650 in words is "twenty-two billion, four hundred twenty-one million, seventy-three thousand, six hundred fifty".