9140043922228 has 24 divisors (see below), whose sum is σ = 16945736584392. Its totient is φ = 4298715147264.

The previous prime is 9140043922223. The next prime is 9140043922241. The reversal of 9140043922228 is 8222293400419.

It can be written as a sum of positive squares in 4 ways, for example, as 230129359524 + 8909914562704 = 479718^2 + 2984948^2 .

It is a super-2 number, since 2×9140043922228² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9140043922223) 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, 38662425 + ... + 38898112.

It is an arithmetic number, because the mean of its divisors is an integer number (706072357683).

Almost surely, 2^{9140043922228} is an apocalyptic number.

It is an amenable number.

9140043922228 is a deficient number, since it is larger than the sum of its proper divisors (7805692662164).

9140043922228 is a wasteful number, since it uses less digits than its factorization.

9140043922228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77562291 (or 77562289 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 9140043922228 in words is "nine trillion, one hundred forty billion, forty-three million, nine hundred twenty-two thousand, two hundred twenty-eight".