22613530920 has 32 divisors (see below), whose sum is σ = 67840593120. Its totient is φ = 6030274880.

The previous prime is 22613530897. The next prime is 22613530937. The reversal of 22613530920 is 2903531622.

It is a super-2 number, since 2×22613530920² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 94222926 + ... + 94223165.

It is an arithmetic number, because the mean of its divisors is an integer number (2120018535).

Almost surely, 2^22613530920 is an apocalyptic number.

22613530920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22613530920 is an abundant number, since it is smaller than the sum of its proper divisors (45227062200).

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

22613530920 is a wasteful number, since it uses less digits than its factorization.

22613530920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188446105 (or 188446101 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The spelling of 22613530920 in words is "twenty-two billion, six hundred thirteen million, five hundred thirty thousand, nine hundred twenty".