40407391199 has 8 divisors (see below), whose sum is σ = 46603545120. Its totient is φ = 34317154656.

The previous prime is 40407391177. The next prime is 40407391243. The reversal of 40407391199 is 99119370404.

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 40407391199 - 2⁸ = 40407390943 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 (40407391109) 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, 26478524 + ... + 26480049.

It is an arithmetic number, because the mean of its divisors is an integer number (5825443140).

Almost surely, 2^40407391199 is an apocalyptic number.

40407391199 is a deficient number, since it is larger than the sum of its proper divisors (6196153921).

40407391199 is a wasteful number, since it uses less digits than its factorization.

40407391199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52958689.

The product of its (nonzero) digits is 244944, while the sum is 47.

The spelling of 40407391199 in words is "forty billion, four hundred seven million, three hundred ninety-one thousand, one hundred ninety-nine".