40446112939 has 4 divisors (see below), whose sum is σ = 40804043256. Its totient is φ = 40088182624.

The previous prime is 40446112937. The next prime is 40446112957. The reversal of 40446112939 is 93921164404.

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

It is a cyclic number.

It is not a de Polignac number, because 40446112939 - 2¹ = 40446112937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40446112895 and 40446112904.

It is not an unprimeable number, because it can be changed into a prime (40446112937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178964989 + ... + 178965214.

It is an arithmetic number, because the mean of its divisors is an integer number (10201010814).

Almost surely, 2^40446112939 is an apocalyptic number.

40446112939 is a deficient number, since it is larger than the sum of its proper divisors (357930317).

40446112939 is a wasteful number, since it uses less digits than its factorization.

40446112939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357930316.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 40446112939 in words is "forty billion, four hundred forty-six million, one hundred twelve thousand, nine hundred thirty-nine".