111986802382 has 32 divisors (see below), whose sum is σ = 206771608512. Its totient is φ = 44296740864.

The previous prime is 111986802377. The next prime is 111986802383. The reversal of 111986802382 is 283208689111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111986802383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1543758 + ... + 1614670.

It is an arithmetic number, because the mean of its divisors is an integer number (6461612766).

Almost surely, 2^111986802382 is an apocalyptic number.

111986802382 is a deficient number, since it is larger than the sum of its proper divisors (94784806130).

111986802382 is a wasteful number, since it uses less digits than its factorization.

111986802382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79612.

The product of its (nonzero) digits is 331776, while the sum is 49.

The spelling of 111986802382 in words is "one hundred eleven billion, nine hundred eighty-six million, eight hundred two thousand, three hundred eighty-two".