22117087680 has 112 divisors (see below), whose sum is σ = 70251486624. Its totient is φ = 5895393280.

The previous prime is 22117087633. The next prime is 22117087697. The reversal of 22117087680 is 8678071122.

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, 3849610 + ... + 3855350.

Almost surely, 2^22117087680 is an apocalyptic number.

22117087680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22117087680 is an abundant number, since it is smaller than the sum of its proper divisors (48134398944).

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

22117087680 is a wasteful number, since it uses less digits than its factorization.

22117087680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9774 (or 9764 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 42.

The spelling of 22117087680 in words is "twenty-two billion, one hundred seventeen million, eighty-seven thousand, six hundred eighty".