22530502532 has 12 divisors (see below), whose sum is σ = 40390047516. Its totient is φ = 10990488960.

The previous prime is 22530502531. The next prime is 22530502559. The reversal of 22530502532 is 23520503522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6861471556 + 15669030976 = 82834^2 + 125176^2 .

It is a super-2 number, since 2×22530502532² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22530502495 and 22530502504.

It is not an unprimeable number, because it can be changed into a prime (22530502531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68690393 + ... + 68690720.

It is an arithmetic number, because the mean of its divisors is an integer number (3365837293).

Almost surely, 2^22530502532 is an apocalyptic number.

It is an amenable number.

22530502532 is a deficient number, since it is larger than the sum of its proper divisors (17859544984).

22530502532 is a wasteful number, since it uses less digits than its factorization.

22530502532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137381158 (or 137381156 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The spelling of 22530502532 in words is "twenty-two billion, five hundred thirty million, five hundred two thousand, five hundred thirty-two".