108582221943 has 24 divisors (see below), whose sum is σ = 169406943888. Its totient is φ = 66621526272.

The previous prime is 108582221897. The next prime is 108582221987. The reversal of 108582221943 is 349122285801.

108582221943 is a `hidden beast` number, since 1 + 0 + 8 + 582 + 2 + 21 + 9 + 43 = 666.

It is not a de Polignac number, because 108582221943 - 2⁶ = 108582221879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108582221543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1337505 + ... + 1416362.

It is an arithmetic number, because the mean of its divisors is an integer number (7058622662).

Almost surely, 2^108582221943 is an apocalyptic number.

108582221943 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

108582221943 is a deficient number, since it is larger than the sum of its proper divisors (60824721945).

108582221943 is a wasteful number, since it uses less digits than its factorization.

108582221943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754223 (or 2754220 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 108582221943 in words is "one hundred eight billion, five hundred eighty-two million, two hundred twenty-one thousand, nine hundred forty-three".