11839041699840 has 880 divisors, whose sum is σ = 43410432070368. Its totient is φ = 3085732675584.

The previous prime is 11839041699803. The next prime is 11839041699869. The reversal of 11839041699840 is 4899614093811.

11839041699840 is a `hidden beast` number, since 1 + 1 + 8 + 3 + 90 + 416 + 9 + 98 + 40 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45015367549 + ... + 45015367811.

Almost surely, 2^{11839041699840} is an apocalyptic number.

11839041699840 is a gapful number since it is divisible by the number (10) 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 11839041699840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21705216035184).

11839041699840 is an abundant number, since it is smaller than the sum of its proper divisors (31571390370528).

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

11839041699840 is an frugal number, since it uses more digits than its factorization.

11839041699840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 63.

The spelling of 11839041699840 in words is "eleven trillion, eight hundred thirty-nine billion, forty-one million, six hundred ninety-nine thousand, eight hundred forty".