22355426165 has 8 divisors (see below), whose sum is σ = 26838204120. Its totient is φ = 17876545792.

The previous prime is 22355426131. The next prime is 22355426189. The reversal of 22355426165 is 56162455322.

It can be written as a sum of positive squares in 4 ways, for example, as 519748804 + 21835677361 = 22798^2 + 147769^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22355426165 - 2⁶ = 22355426101 is a prime.

It is a congruent number.

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, 961760 + ... + 984729.

It is an arithmetic number, because the mean of its divisors is an integer number (3354775515).

Almost surely, 2^22355426165 is an apocalyptic number.

It is an amenable number.

22355426165 is a deficient number, since it is larger than the sum of its proper divisors (4482777955).

22355426165 is a wasteful number, since it uses less digits than its factorization.

22355426165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948791.

The product of its digits is 432000, while the sum is 41.

The spelling of 22355426165 in words is "twenty-two billion, three hundred fifty-five million, four hundred twenty-six thousand, one hundred sixty-five".