22606404288 has 224 divisors, whose sum is σ = 69995735040. Its totient is φ = 6376734720.

The previous prime is 22606404277. The next prime is 22606404299. The reversal of 22606404288 is 88240460622.

It is an interprime number because it is at equal distance from previous prime (22606404277) and next prime (22606404299).

It is a super-2 number, since 2×22606404288² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1462456 + ... + 1477832.

It is an arithmetic number, because the mean of its divisors is an integer number (312480960).

Almost surely, 2^22606404288 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 22606404288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34997867520).

22606404288 is an abundant number, since it is smaller than the sum of its proper divisors (47389330752).

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

22606404288 is a wasteful number, since it uses less digits than its factorization.

22606404288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15455 (or 15445 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 22606404288 in words is "twenty-two billion, six hundred six million, four hundred four thousand, two hundred eighty-eight".