22530502305 has 48 divisors (see below), whose sum is σ = 41848410240. Its totient is φ = 11173138944.

The previous prime is 22530502303. The next prime is 22530502343. The reversal of 22530502305 is 50320503522.

It is not a de Polignac number, because 22530502305 - 2¹ = 22530502303 is a prime.

It is a super-2 number, since 2×22530502305² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22530502303) 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 47 ways as a sum of consecutive naturals, for example, 113925 + ... + 240914.

It is an arithmetic number, because the mean of its divisors is an integer number (871841880).

Almost surely, 2^22530502305 is an apocalyptic number.

It is an amenable number.

22530502305 is a deficient number, since it is larger than the sum of its proper divisors (19317907935).

22530502305 is a wasteful number, since it uses less digits than its factorization.

22530502305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354950 (or 354947 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The spelling of 22530502305 in words is "twenty-two billion, five hundred thirty million, five hundred two thousand, three hundred five".