40686382911 has 8 divisors (see below), whose sum is σ = 54312111280. Its totient is φ = 27092454912.

The previous prime is 40686382907. The next prime is 40686382921. The reversal of 40686382911 is 11928368604.

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

It is not a de Polignac number, because 40686382911 - 2² = 40686382907 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40686382901) 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, 7947106 + ... + 7952223.

It is an arithmetic number, because the mean of its divisors is an integer number (6789013910).

Almost surely, 2^40686382911 is an apocalyptic number.

40686382911 is a deficient number, since it is larger than the sum of its proper divisors (13625728369).

40686382911 is a wasteful number, since it uses less digits than its factorization.

40686382911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15900185.

The product of its (nonzero) digits is 497664, while the sum is 48.

The spelling of 40686382911 in words is "forty billion, six hundred eighty-six million, three hundred eighty-two thousand, nine hundred eleven".