22236424506 has 16 divisors (see below), whose sum is σ = 49414276800. Its totient is φ = 7412141484.

The previous prime is 22236424481. The next prime is 22236424537. The reversal of 22236424506 is 60542463222.

22236424506 is a `hidden beast` number, since 2 + 2 + 2 + 3 + 642 + 4 + 5 + 0 + 6 = 666.

It is a super-2 number, since 2×22236424506² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205892766 + ... + 205892873.

It is an arithmetic number, because the mean of its divisors is an integer number (3088392300).

Almost surely, 2^22236424506 is an apocalyptic number.

22236424506 is an abundant number, since it is smaller than the sum of its proper divisors (27177852294).

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

22236424506 is a wasteful number, since it uses less digits than its factorization.

22236424506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411785650 (or 411785644 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 22236424506 its reverse (60542463222), we get a palindrome (82778887728).

The spelling of 22236424506 in words is "twenty-two billion, two hundred thirty-six million, four hundred twenty-four thousand, five hundred six".