1836444348318 has 32 divisors (see below), whose sum is σ = 3683847089664. Its totient is φ = 610322579712.

The previous prime is 1836444348317. The next prime is 1836444348331. The reversal of 1836444348318 is 8138434446381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1836444348317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8585646 + ... + 8796942.

It is an arithmetic number, because the mean of its divisors is an integer number (115120221552).

Almost surely, 2^{1836444348318} is an apocalyptic number.

1836444348318 is an abundant number, since it is smaller than the sum of its proper divisors (1847402741346).

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

1836444348318 is a wasteful number, since it uses less digits than its factorization.

1836444348318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215616.

The product of its digits is 21233664, while the sum is 57.

The spelling of 1836444348318 in words is "one trillion, eight hundred thirty-six billion, four hundred forty-four million, three hundred forty-eight thousand, three hundred eighteen".