4123938440159 has 8 divisors (see below), whose sum is σ = 4366603508400. Its totient is φ = 3881282311296.

The previous prime is 4123938440131. The next prime is 4123938440179. The reversal of 4123938440159 is 9510448393214.

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 4123938440159 - 2⁸ = 4123938439903 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 4123938440159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123938440119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1273229 + ... + 3141494.

It is an arithmetic number, because the mean of its divisors is an integer number (545825438550).

Almost surely, 2^{4123938440159} is an apocalyptic number.

4123938440159 is a deficient number, since it is larger than the sum of its proper divisors (242665068241).

4123938440159 is a wasteful number, since it uses less digits than its factorization.

4123938440159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4469689.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 4123938440159 in words is "four trillion, one hundred twenty-three billion, nine hundred thirty-eight million, four hundred forty thousand, one hundred fifty-nine".