1853740728336 has 160 divisors (see below), whose sum is σ = 5610740889600. Its totient is φ = 516325340160.

The previous prime is 1853740728319. The next prime is 1853740728337. The reversal of 1853740728336 is 6338270473581.

It is not an unprimeable number, because it can be changed into a prime (1853740728337) 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 31 ways as a sum of consecutive naturals, for example, 18119535 + ... + 18221553.

It is an arithmetic number, because the mean of its divisors is an integer number (35067130560).

Almost surely, 2^{1853740728336} is an apocalyptic number.

1853740728336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1853740728336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2805370444800).

1853740728336 is an abundant number, since it is smaller than the sum of its proper divisors (3757000161264).

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

1853740728336 is a wasteful number, since it uses less digits than its factorization.

1853740728336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103397 (or 103391 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 57.

The spelling of 1853740728336 in words is "one trillion, eight hundred fifty-three billion, seven hundred forty million, seven hundred twenty-eight thousand, three hundred thirty-six".