22108502786928 has 40 divisors (see below), whose sum is σ = 57114278531088. Its totient is φ = 7369417531392.

The previous prime is 22108502786917. The next prime is 22108502786939. The reversal of 22108502786928 is 82968720580122.

It is an interprime number because it is at equal distance from previous prime (22108502786917) and next prime (22108502786939).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1754800 + ... + 6877232.

Almost surely, 2^{22108502786928} is an apocalyptic number.

It is an amenable number.

22108502786928 is an abundant number, since it is smaller than the sum of its proper divisors (35005775744160).

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

22108502786928 is a wasteful number, since it uses less digits than its factorization.

22108502786928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212361 (or 5212355 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 60.

The spelling of 22108502786928 in words is "twenty-two trillion, one hundred eight billion, five hundred two million, seven hundred eighty-six thousand, nine hundred twenty-eight".