1838218384022 has 8 divisors (see below), whose sum is σ = 2757349218456. Its totient is φ = 919101977872.

The previous prime is 1838218383977. The next prime is 1838218384091. The reversal of 1838218384022 is 2204838128381.

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

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, 3282728 + ... + 3801675.

It is an arithmetic number, because the mean of its divisors is an integer number (344668652307).

Almost surely, 2^{1838218384022} is an apocalyptic number.

1838218384022 is a deficient number, since it is larger than the sum of its proper divisors (919130834434).

1838218384022 is a wasteful number, since it uses less digits than its factorization.

1838218384022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7214142.

The product of its (nonzero) digits is 1179648, while the sum is 50.

The spelling of 1838218384022 in words is "one trillion, eight hundred thirty-eight billion, two hundred eighteen million, three hundred eighty-four thousand, twenty-two".