22642434732 has 24 divisors (see below), whose sum is σ = 55129406976. Its totient is φ = 7219326928.

The previous prime is 22642434679. The next prime is 22642434739. The reversal of 22642434732 is 23743424622.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22642434739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41018628 + ... + 41019179.

It is an arithmetic number, because the mean of its divisors is an integer number (2297058624).

Almost surely, 2^22642434732 is an apocalyptic number.

It is an amenable number.

22642434732 is an abundant number, since it is smaller than the sum of its proper divisors (32486972244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22642434732 is a wasteful number, since it uses less digits than its factorization.

22642434732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82037837 (or 82037835 counting only the distinct ones).

The product of its digits is 387072, while the sum is 39.

The spelling of 22642434732 in words is "twenty-two billion, six hundred forty-two million, four hundred thirty-four thousand, seven hundred thirty-two".