18822012345346 has 16 divisors (see below), whose sum is σ = 32267860657344. Its totient is φ = 8066188274544.

The previous prime is 18822012345341. The next prime is 18822012345349. The reversal of 18822012345346 is 64354321022881.

It is a self number, because there is not a number n which added to its sum of digits gives 18822012345346.

It is not an unprimeable number, because it can be changed into a prime (18822012345341) 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 7 ways as a sum of consecutive naturals, for example, 32069200 + ... + 32650843.

It is an arithmetic number, because the mean of its divisors is an integer number (2016741291084).

Almost surely, 2^{18822012345346} is an apocalyptic number.

18822012345346 is a deficient number, since it is larger than the sum of its proper divisors (13445848311998).

18822012345346 is a wasteful number, since it uses less digits than its factorization.

18822012345346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64740825.

The product of its (nonzero) digits is 2211840, while the sum is 49.

The spelling of 18822012345346 in words is "eighteen trillion, eight hundred twenty-two billion, twelve million, three hundred forty-five thousand, three hundred forty-six".