22530426322506 has 16 divisors (see below), whose sum is σ = 45063761296224. Its totient is φ = 7509657332304.

The previous prime is 22530426322501. The next prime is 22530426322543. The reversal of 22530426322506 is 60522362403522.

It is a happy number.

It is a super-2 number, since 2×22530426322506² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22530426322501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121093096 + ... + 121279011.

It is an arithmetic number, because the mean of its divisors is an integer number (2816485081014).

Almost surely, 2^{22530426322506} is an apocalyptic number.

22530426322506 is an abundant number, since it is smaller than the sum of its proper divisors (22533334973718).

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

22530426322506 is a wasteful number, since it uses less digits than its factorization.

22530426322506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242387605.

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 22530426322506 in words is "twenty-two trillion, five hundred thirty billion, four hundred twenty-six million, three hundred twenty-two thousand, five hundred six".