22127756608 has 112 divisors (see below), whose sum is σ = 45365944320. Its totient is φ = 10705153536.

The previous prime is 22127756603. The next prime is 22127756617. The reversal of 22127756608 is 80665772122.

It is a super-2 number, since 2×22127756608² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22127756603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97478991 + ... + 97479217.

Almost surely, 2^22127756608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22127756608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22682972160).

22127756608 is an abundant number, since it is smaller than the sum of its proper divisors (23238187712).

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

22127756608 is a wasteful number, since it uses less digits than its factorization.

22127756608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 46.

It can be divided in two parts, 221277 and 56608, that added together give a triangular number (277885 = T₇₄₅).

The spelling of 22127756608 in words is "twenty-two billion, one hundred twenty-seven million, seven hundred fifty-six thousand, six hundred eight".