22694146496 has 28 divisors (see below), whose sum is σ = 51467083248. Its totient is φ = 9726062592.

The previous prime is 22694146493. The next prime is 22694146523. The reversal of 22694146496 is 69464149622.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22694146493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25327841 + ... + 25328736.

It is an arithmetic number, because the mean of its divisors is an integer number (1838110116).

Almost surely, 2^22694146496 is an apocalyptic number.

It is an amenable number.

22694146496 is an abundant number, since it is smaller than the sum of its proper divisors (28772936752).

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

22694146496 is an equidigital number, since it uses as much as digits as its factorization.

22694146496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50656596 (or 50656586 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 53.

The spelling of 22694146496 in words is "twenty-two billion, six hundred ninety-four million, one hundred forty-six thousand, four hundred ninety-six".