22276312405 has 16 divisors (see below), whose sum is σ = 28454673600. Its totient is φ = 16693395840.

The previous prime is 22276312379. The next prime is 22276312439. The reversal of 22276312405 is 50421367222.

It is not a de Polignac number, because 22276312405 - 2²⁵ = 22242757973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1308891 + ... + 1325800.

It is an arithmetic number, because the mean of its divisors is an integer number (1778417100).

Almost surely, 2^22276312405 is an apocalyptic number.

It is an amenable number.

22276312405 is a deficient number, since it is larger than the sum of its proper divisors (6178361195).

22276312405 is a wasteful number, since it uses less digits than its factorization.

22276312405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634804.

The product of its (nonzero) digits is 40320, while the sum is 34.

Adding to 22276312405 its reverse (50421367222), we get a palindrome (72697679627).

The spelling of 22276312405 in words is "twenty-two billion, two hundred seventy-six million, three hundred twelve thousand, four hundred five".