22012603435872 has 192 divisors, whose sum is σ = 74101835404800. Its totient is φ = 6227044646400.

The previous prime is 22012603435841. The next prime is 22012603435873. The reversal of 22012603435872 is 27853430621022.

22012603435872 is a `hidden beast` number, since 2 + 2 + 0 + 1 + 2 + 60 + 3 + 4 + 3 + 587 + 2 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012603435873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17407222 + ... + 18628917.

It is an arithmetic number, because the mean of its divisors is an integer number (385947059400).

Almost surely, 2^{22012603435872} is an apocalyptic number.

It is an amenable number.

22012603435872 is an abundant number, since it is smaller than the sum of its proper divisors (52089231968928).

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

22012603435872 is a wasteful number, since it uses less digits than its factorization.

22012603435872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36036266 (or 36036252 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 22012603435872 in words is "twenty-two trillion, twelve billion, six hundred three million, four hundred thirty-five thousand, eight hundred seventy-two".