22686668622 has 128 divisors (see below), whose sum is σ = 54002073600. Its totient is φ = 7045895808.

The previous prime is 22686668597. The next prime is 22686668633.

22686668622 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 63 ways as a sum of consecutive naturals, for example, 7357093 + ... + 7360175.

It is an arithmetic number, because the mean of its divisors is an integer number (421891200).

Almost surely, 2^22686668622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22686668622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27001036800).

22686668622 is an abundant number, since it is smaller than the sum of its proper divisors (31315404978).

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

22686668622 is a wasteful number, since it uses less digits than its factorization.

22686668622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287 (or 3281 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 54.

The spelling of 22686668622 in words is "twenty-two billion, six hundred eighty-six million, six hundred sixty-eight thousand, six hundred twenty-two".