1844494307136 has 336 divisors, whose sum is σ = 6215243652800. Its totient is φ = 537665236992.

The previous prime is 1844494307083. The next prime is 1844494307143. The reversal of 1844494307136 is 6317034944481.

1844494307136 is a `hidden beast` number, since 1 + 84 + 4 + 494 + 3 + 0 + 71 + 3 + 6 = 666.

It is a super-2 number, since 2×1844494307136² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3601260 + ... + 4081428.

Almost surely, 2^{1844494307136} is an apocalyptic number.

1844494307136 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 1844494307136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3107621826400).

1844494307136 is an abundant number, since it is smaller than the sum of its proper divisors (4370749345664).

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

1844494307136 is a wasteful number, since it uses less digits than its factorization.

1844494307136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480228 (or 480206 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 1844494307136 in words is "one trillion, eight hundred forty-four billion, four hundred ninety-four million, three hundred seven thousand, one hundred thirty-six".