22530645613242 has 160 divisors (see below), whose sum is σ = 56329794791424. Its totient is φ = 6684115852800.

The previous prime is 22530645613237. The next prime is 22530645613253. The reversal of 22530645613242 is 24231654603522.

22530645613242 is a `hidden beast` number, since 2 + 2 + 5 + 3 + 0 + 6 + 4 + 5 + 613 + 24 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 17055778 + ... + 18329234.

Almost surely, 2^{22530645613242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22530645613242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28164897395712).

22530645613242 is an abundant number, since it is smaller than the sum of its proper divisors (33799149178182).

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

22530645613242 is a wasteful number, since it uses less digits than its factorization.

22530645613242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273786 (or 1273777 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 22530645613242 in words is "twenty-two trillion, five hundred thirty billion, six hundred forty-five million, six hundred thirteen thousand, two hundred forty-two".