40866116439 has 8 divisors (see below), whose sum is σ = 54580982400. Its totient is φ = 27197664056.

The previous prime is 40866116429. The next prime is 40866116471. The reversal of 40866116439 is 93461166804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40866116439 - 2¹⁶ = 40866050903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40866116429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11601339 + ... + 11604860.

It is an arithmetic number, because the mean of its divisors is an integer number (6822622800).

Almost surely, 2^40866116439 is an apocalyptic number.

40866116439 is a deficient number, since it is larger than the sum of its proper divisors (13714865961).

40866116439 is a wasteful number, since it uses less digits than its factorization.

40866116439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23206789.

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 40866116439 in words is "forty billion, eight hundred sixty-six million, one hundred sixteen thousand, four hundred thirty-nine".