22244466888 has 396 divisors, whose sum is σ = 75199805595. Its totient is φ = 6150543840.

The previous prime is 22244466877. The next prime is 22244466899. The reversal of 22244466888 is 88866444222.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is an interprime number because it is at equal distance from previous prime (22244466877) and next prime (22244466899).

It can be written as a sum of positive squares in only one way, i.e., 11122233444 + 11122233444 = 105462^2 + 105462^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105462.

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

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 98 ways as a sum of consecutive naturals, for example, 717563433 + ... + 717563463.

Almost surely, 2^22244466888 is an apocalyptic number.

22244466888 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22244466888

22244466888 is an abundant number, since it is smaller than the sum of its proper divisors (52955338707).

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

22244466888 is an frugal number, since it uses more digits than its factorization.

22244466888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 43 counting only the distinct ones).

The product of its digits is 9437184, while the sum is 54.

The spelling of 22244466888 in words is "twenty-two billion, two hundred forty-four million, four hundred sixty-six thousand, eight hundred eighty-eight".