8993622226764 has 48 divisors (see below), whose sum is σ = 24195231502848. Its totient is φ = 2546866468608.

The previous prime is 8993622226747. The next prime is 8993622226777. The reversal of 8993622226764 is 4676222263998.

It is a junction number, because it is equal to n+sod(n) for n = 8993622226695 and 8993622226704.

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, 473737992 + ... + 473756975.

It is an arithmetic number, because the mean of its divisors is an integer number (504067322976).

Almost surely, 2^{8993622226764} is an apocalyptic number.

8993622226764 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

8993622226764 is an abundant number, since it is smaller than the sum of its proper divisors (15201609276084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8993622226764 is a wasteful number, since it uses less digits than its factorization.

8993622226764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947495094 (or 947495092 counting only the distinct ones).

The product of its digits is 188116992, while the sum is 66.

The spelling of 8993622226764 in words is "eight trillion, nine hundred ninety-three billion, six hundred twenty-two million, two hundred twenty-six thousand, seven hundred sixty-four".