11887493399392 has 96 divisors (see below), whose sum is σ = 26303231908800. Its totient is φ = 5247263324160.

The previous prime is 11887493399377. The next prime is 11887493399401. The reversal of 11887493399392 is 29399339478811.

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, 72146542 + ... + 72311122.

It is an arithmetic number, because the mean of its divisors is an integer number (273991999050).

Almost surely, 2^{11887493399392} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11887493399392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13151615954400).

11887493399392 is an abundant number, since it is smaller than the sum of its proper divisors (14415738509408).

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

11887493399392 is a wasteful number, since it uses less digits than its factorization.

11887493399392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172176 (or 172168 counting only the distinct ones).

The product of its digits is 634894848, while the sum is 76.

The spelling of 11887493399392 in words is "eleven trillion, eight hundred eighty-seven billion, four hundred ninety-three million, three hundred ninety-nine thousand, three hundred ninety-two".