22213676672 has 128 divisors (see below), whose sum is σ = 49976801280. Its totient is φ = 9746841600.

The previous prime is 22213676657. The next prime is 22213676729. The reversal of 22213676672 is 27667631222.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5597633 + ... + 5601599.

It is an arithmetic number, because the mean of its divisors is an integer number (390443760).

Almost surely, 2^22213676672 is an apocalyptic number.

22213676672 is a gapful number since it is divisible by the number (22) 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 22213676672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24988400640).

22213676672 is an abundant number, since it is smaller than the sum of its proper divisors (27763124608).

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

22213676672 is a wasteful number, since it uses less digits than its factorization.

22213676672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130 (or 4118 counting only the distinct ones).

The product of its digits is 508032, while the sum is 44.

The spelling of 22213676672 in words is "twenty-two billion, two hundred thirteen million, six hundred seventy-six thousand, six hundred seventy-two".