922563280820 has 24 divisors (see below), whose sum is σ = 1938865257504. Its totient is φ = 368742956576.

The previous prime is 922563280789. The next prime is 922563280829. The reversal of 922563280820 is 28082365229.

It is a super-2 number, since 2×922563280820² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922563280829) 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, 17620442 + ... + 17672721.

It is an arithmetic number, because the mean of its divisors is an integer number (80786052396).

Almost surely, 2^922563280820 is an apocalyptic number.

It is an amenable number.

922563280820 is an abundant number, since it is smaller than the sum of its proper divisors (1016301976684).

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

922563280820 is a wasteful number, since it uses less digits than its factorization.

922563280820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35294479 (or 35294477 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 922563280820 in words is "nine hundred twenty-two billion, five hundred sixty-three million, two hundred eighty thousand, eight hundred twenty".