22530463129988 has 18 divisors (see below), whose sum is σ = 43338556145598. Its totient is φ = 10241119604320.

The previous prime is 22530463129987. The next prime is 22530463130027. The reversal of 22530463129988 is 88992136403522.

It can be written as a sum of positive squares in only one way, i.e., 21494888242564 + 1035574887424 = 4636258^2 + 1017632^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22530463129988.

It is not an unprimeable number, because it can be changed into a prime (22530463129987) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 23275271345 + ... + 23275272312.

Almost surely, 2^{22530463129988} is an apocalyptic number.

It is an amenable number.

22530463129988 is a deficient number, since it is larger than the sum of its proper divisors (20808093015610).

22530463129988 is a wasteful number, since it uses less digits than its factorization.

22530463129988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46550543683 (or 46550543670 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 62.

The spelling of 22530463129988 in words is "twenty-two trillion, five hundred thirty billion, four hundred sixty-three million, one hundred twenty-nine thousand, nine hundred eighty-eight".