18022367822 has 8 divisors (see below), whose sum is σ = 27034121736. Its totient is φ = 9010993912.

The previous prime is 18022367791. The next prime is 18022367873. The reversal of 18022367822 is 22876322081.

It is a happy number.

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

It is a super-2 number, since 2×18022367822² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18022367822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133208 + ... + 231924.

It is an arithmetic number, because the mean of its divisors is an integer number (3379265217).

Almost surely, 2^18022367822 is an apocalyptic number.

18022367822 is a deficient number, since it is larger than the sum of its proper divisors (9011753914).

18022367822 is an equidigital number, since it uses as much as digits as its factorization.

18022367822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190002.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 18022367822 in words is "eighteen billion, twenty-two million, three hundred sixty-seven thousand, eight hundred twenty-two".