40821667199 has 8 divisors (see below), whose sum is σ = 41502676992. Its totient is φ = 40141038240.

The previous prime is 40821667157. The next prime is 40821667241. The reversal of 40821667199 is 99176612804.

40821667199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40821667157) and next prime (40821667241).

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 40821667199 - 2²⁰ = 40820618623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40821667199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40821667099) 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, 125177 + ... + 311949.

It is an arithmetic number, because the mean of its divisors is an integer number (5187834624).

Almost surely, 2^40821667199 is an apocalyptic number.

40821667199 is a deficient number, since it is larger than the sum of its proper divisors (681009793).

40821667199 is a wasteful number, since it uses less digits than its factorization.

40821667199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190417.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 40821667199 in words is "forty billion, eight hundred twenty-one million, six hundred sixty-seven thousand, one hundred ninety-nine".