41393984187 has 4 divisors (see below), whose sum is σ = 55191978920. Its totient is φ = 27595989456.

The previous prime is 41393984171. The next prime is 41393984197. The reversal of 41393984187 is 78148939314.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 41393984187 - 2⁴ = 41393984171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41393984197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6898997362 + ... + 6898997367.

It is an arithmetic number, because the mean of its divisors is an integer number (13797994730).

Almost surely, 2^41393984187 is an apocalyptic number.

41393984187 is a deficient number, since it is larger than the sum of its proper divisors (13797994733).

41393984187 is a wasteful number, since it uses less digits than its factorization.

41393984187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13797994732.

The product of its digits is 5225472, while the sum is 57.

The spelling of 41393984187 in words is "forty-one billion, three hundred ninety-three million, nine hundred eighty-four thousand, one hundred eighty-seven".