22530343544 has 16 divisors (see below), whose sum is σ = 42249237720. Its totient is φ = 11263880160.

The previous prime is 22530343543. The next prime is 22530343547. The reversal of 22530343544 is 44534303522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22530343543) 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, 85199 + ... + 228734.

Almost surely, 2^22530343544 is an apocalyptic number.

It is an amenable number.

22530343544 is a deficient number, since it is larger than the sum of its proper divisors (19718894176).

22530343544 is a wasteful number, since it uses less digits than its factorization.

22530343544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322910 (or 322906 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

The spelling of 22530343544 in words is "twenty-two billion, five hundred thirty million, three hundred forty-three thousand, five hundred forty-four".