22256600500 has 48 divisors (see below), whose sum is σ = 49080455424. Its totient is φ = 8816186400.

The previous prime is 22256600497. The next prime is 22256600533. The reversal of 22256600500 is 500665222.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 164584 + ... + 267583.

It is an arithmetic number, because the mean of its divisors is an integer number (1022509488).

Almost surely, 2^22256600500 is an apocalyptic number.

22256600500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22256600500 is an abundant number, since it is smaller than the sum of its proper divisors (26823854924).

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

22256600500 is a wasteful number, since it uses less digits than its factorization.

22256600500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432289 (or 432277 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 22256600500 in words is "twenty-two billion, two hundred fifty-six million, six hundred thousand, five hundred".