22643294148 has 48 divisors (see below), whose sum is σ = 60070077760. Its totient is φ = 7372233792.

The previous prime is 22643294129. The next prime is 22643294153. The reversal of 22643294148 is 84149234622.

22643294148 is a `hidden beast` number, since 226 + 4 + 3 + 2 + 9 + 414 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2433265 + ... + 2442552.

Almost surely, 2^22643294148 is an apocalyptic number.

It is an amenable number.

22643294148 is an abundant number, since it is smaller than the sum of its proper divisors (37426783612).

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

22643294148 is a wasteful number, since it uses less digits than its factorization.

22643294148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4875873 (or 4875865 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The spelling of 22643294148 in words is "twenty-two billion, six hundred forty-three million, two hundred ninety-four thousand, one hundred forty-eight".