22642130352356 has 12 divisors (see below), whose sum is σ = 39623763325692. Its totient is φ = 11321055116448.

The previous prime is 22642130352349. The next prime is 22642130352379. The reversal of 22642130352356 is 65325303124622.

It can be written as a sum of positive squares in 2 ways, for example, as 12778008233956 + 9864122118400 = 3574634^2 + 3140720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5134406 + ... + 8464418.

It is an arithmetic number, because the mean of its divisors is an integer number (3301980277141).

Almost surely, 2^{22642130352356} is an apocalyptic number.

It is an amenable number.

22642130352356 is a deficient number, since it is larger than the sum of its proper divisors (16981632973336).

22642130352356 is a wasteful number, since it uses less digits than its factorization.

22642130352356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029870 (or 5029868 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

Adding to 22642130352356 its reverse (65325303124622), we get a palindrome (87967433476978).

The spelling of 22642130352356 in words is "twenty-two trillion, six hundred forty-two billion, one hundred thirty million, three hundred fifty-two thousand, three hundred fifty-six".