22556351362251 has 8 divisors (see below), whose sum is σ = 34371583028224. Its totient is φ = 12889343635560.

The previous prime is 22556351362231. The next prime is 22556351362267. The reversal of 22556351362251 is 15226315365522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22556351362251 - 2⁶ = 22556351362187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22556351362251.

It is not an unprimeable number, because it can be changed into a prime (22556351362201) 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, 537055984795 + ... + 537055984836.

It is an arithmetic number, because the mean of its divisors is an integer number (4296447878528).

Almost surely, 2^{22556351362251} is an apocalyptic number.

22556351362251 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22556351362251 is a deficient number, since it is larger than the sum of its proper divisors (11815231665973).

22556351362251 is a wasteful number, since it uses less digits than its factorization.

22556351362251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074111969641.

The product of its digits is 3240000, while the sum is 48.

The spelling of 22556351362251 in words is "twenty-two trillion, five hundred fifty-six billion, three hundred fifty-one million, three hundred sixty-two thousand, two hundred fifty-one".