41694157147 has 4 divisors (see below), whose sum is σ = 41779074456. Its totient is φ = 41609239840.

The previous prime is 41694157093. The next prime is 41694157159. The reversal of 41694157147 is 74175149614.

It is a happy number.

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 41694157147 - 2¹¹ = 41694155099 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 41694157147.

It is not an unprimeable number, because it can be changed into a prime (41694157187) 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, 42457918 + ... + 42458899.

It is an arithmetic number, because the mean of its divisors is an integer number (10444768614).

Almost surely, 2^41694157147 is an apocalyptic number.

41694157147 is a deficient number, since it is larger than the sum of its proper divisors (84917309).

41694157147 is an equidigital number, since it uses as much as digits as its factorization.

41694157147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84917308.

The product of its digits is 846720, while the sum is 49.

The spelling of 41694157147 in words is "forty-one billion, six hundred ninety-four million, one hundred fifty-seven thousand, one hundred forty-seven".