22678500228 has 48 divisors (see below), whose sum is σ = 53276590080. Its totient is φ = 7508162464.

The previous prime is 22678500223. The next prime is 22678500289. The reversal of 22678500228 is 82200587622.

It is a self number, because there is not a number n which added to its sum of digits gives 22678500228.

It is not an unprimeable number, because it can be changed into a prime (22678500223) by changing a digit.

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, 1899325 + ... + 1911227.

It is an arithmetic number, because the mean of its divisors is an integer number (1109928960).

Almost surely, 2^22678500228 is an apocalyptic number.

It is an amenable number.

22678500228 is an abundant number, since it is smaller than the sum of its proper divisors (30598089852).

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

22678500228 is a wasteful number, since it uses less digits than its factorization.

22678500228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12976 (or 12974 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 22678500228 in words is "twenty-two billion, six hundred seventy-eight million, five hundred thousand, two hundred twenty-eight".