22563119628 has 144 divisors (see below), whose sum is σ = 70467953920. Its totient is φ = 5942201472.

The previous prime is 22563119599. The next prime is 22563119629. The reversal of 22563119628 is 82691136522.

22563119628 is a `hidden beast` number, since 2 + 2 + 5 + 6 + 3 + 1 + 19 + 628 = 666.

It is not an unprimeable number, because it can be changed into a prime (22563119629) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113475 + ... + 240837.

Almost surely, 2^22563119628 is an apocalyptic number.

22563119628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22563119628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35233976960).

22563119628 is an abundant number, since it is smaller than the sum of its proper divisors (47904834292).

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

22563119628 is a wasteful number, since it uses less digits than its factorization.

22563119628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127436 (or 127431 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The spelling of 22563119628 in words is "twenty-two billion, five hundred sixty-three million, one hundred nineteen thousand, six hundred twenty-eight".