22453630020 has 72 divisors (see below), whose sum is σ = 68331367104. Its totient is φ = 5968116288.

The previous prime is 22453630013. The next prime is 22453630051. The reversal of 22453630020 is 2003635422.

22453630020 is a `hidden beast` number, since 2 + 2 + 4 + 5 + 3 + 630 + 0 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147904 + ... + 258423.

Almost surely, 2^22453630020 is an apocalyptic number.

22453630020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22453630020 is an abundant number, since it is smaller than the sum of its proper divisors (45877737084).

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

22453630020 is a wasteful number, since it uses less digits than its factorization.

22453630020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406649 (or 406644 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The spelling of 22453630020 in words is "twenty-two billion, four hundred fifty-three million, six hundred thirty thousand, twenty".