1856304074112 has 128 divisors (see below), whose sum is σ = 4964544204000. Its totient is φ = 614547800064.

The previous prime is 1856304074087. The next prime is 1856304074123. The reversal of 1856304074112 is 2114704036581.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35940018 + ... + 35991630.

Almost surely, 2^{1856304074112} is an apocalyptic number.

1856304074112 is a gapful number since it is divisible by the number (12) 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 1856304074112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2482272102000).

1856304074112 is an abundant number, since it is smaller than the sum of its proper divisors (3108240129888).

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

1856304074112 is a wasteful number, since it uses less digits than its factorization.

1856304074112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52268 (or 52256 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 1856304074112 in words is "one trillion, eight hundred fifty-six billion, three hundred four million, seventy-four thousand, one hundred twelve".