22276561018 has 8 divisors (see below), whose sum is σ = 33507920160. Its totient is φ = 11107254300.

The previous prime is 22276560991. The next prime is 22276561019. The reversal of 22276561018 is 81016567222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22276561019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15512208 + ... + 15513643.

It is an arithmetic number, because the mean of its divisors is an integer number (4188490020).

Almost surely, 2^22276561018 is an apocalyptic number.

22276561018 is a deficient number, since it is larger than the sum of its proper divisors (11231359142).

22276561018 is a wasteful number, since it uses less digits than its factorization.

22276561018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31026212.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 22276561018 in words is "twenty-two billion, two hundred seventy-six million, five hundred sixty-one thousand, eighteen".