8993622226765 has 16 divisors (see below), whose sum is σ = 11774717891136. Its totient is φ = 6540122390400.

The previous prime is 8993622226747. The next prime is 8993622226777. The reversal of 8993622226765 is 5676222263998.

It is not a de Polignac number, because 8993622226765 - 2⁷ = 8993622226637 is a prime.

It is a super-2 number, since 2×8993622226765² (a number of 27 digits) contains 22 as substring.

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 8993622226765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8148651 + ... + 9186280.

It is an arithmetic number, because the mean of its divisors is an integer number (735919868196).

Almost surely, 2^{8993622226765} is an apocalyptic number.

It is an amenable number.

8993622226765 is a deficient number, since it is larger than the sum of its proper divisors (2781095664371).

8993622226765 is a wasteful number, since it uses less digits than its factorization.

8993622226765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17344380.

The product of its digits is 235146240, while the sum is 67.

The spelling of 8993622226765 in words is "eight trillion, nine hundred ninety-three billion, six hundred twenty-two million, two hundred twenty-six thousand, seven hundred sixty-five".