40659842107 has 4 divisors (see below), whose sum is σ = 40804539336. Its totient is φ = 40515144880.

The previous prime is 40659842077. The next prime is 40659842159. The reversal of 40659842107 is 70124895604.

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 40659842107 - 2¹⁹ = 40659317819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40659842177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72348193 + ... + 72348754.

It is an arithmetic number, because the mean of its divisors is an integer number (10201134834).

Almost surely, 2^40659842107 is an apocalyptic number.

40659842107 is a deficient number, since it is larger than the sum of its proper divisors (144697229).

40659842107 is a wasteful number, since it uses less digits than its factorization.

40659842107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144697228.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 40659842107 in words is "forty billion, six hundred fifty-nine million, eight hundred forty-two thousand, one hundred seven".