1840686033216 has 112 divisors (see below), whose sum is σ = 5007957187520. Its totient is φ = 596241285120.

The previous prime is 1840686033211. The next prime is 1840686033217. The reversal of 1840686033216 is 6123306860481.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1840686033211) 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, 5601600 + ... + 5921088.

It is an arithmetic number, because the mean of its divisors is an integer number (44713903460).

Almost surely, 2^{1840686033216} is an apocalyptic number.

1840686033216 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 1840686033216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2503978593760).

1840686033216 is an abundant number, since it is smaller than the sum of its proper divisors (3167271154304).

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

1840686033216 is a wasteful number, since it uses less digits than its factorization.

1840686033216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320352 (or 320342 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 1840686033216 in words is "one trillion, eight hundred forty billion, six hundred eighty-six million, thirty-three thousand, two hundred sixteen".