22736394928 has 80 divisors (see below), whose sum is σ = 48041084896. Its totient is φ = 10361364480.

The previous prime is 22736394913. The next prime is 22736394929. The reversal of 22736394928 is 82949363722.

It is not an unprimeable number, because it can be changed into a prime (22736394929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10914175 + ... + 10916257.

Almost surely, 2^22736394928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22736394928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24020542448).

22736394928 is an abundant number, since it is smaller than the sum of its proper divisors (25304689968).

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

22736394928 is a wasteful number, since it uses less digits than its factorization.

22736394928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742 (or 2736 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 55.

The spelling of 22736394928 in words is "twenty-two billion, seven hundred thirty-six million, three hundred ninety-four thousand, nine hundred twenty-eight".