104159917042 has 8 divisors (see below), whose sum is σ = 156847813596. Its totient is φ = 51877312512.

The previous prime is 104159916979. The next prime is 104159917049. The reversal of 104159917042 is 240719951401.

It can be written as a sum of positive squares in 2 ways, for example, as 83585170321 + 20574746721 = 289111^2 + 143439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 104159917042.

It is not an unprimeable number, because it can be changed into a prime (104159917049) 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, 101322363 + ... + 101323390.

Almost surely, 2^104159917042 is an apocalyptic number.

104159917042 is a deficient number, since it is larger than the sum of its proper divisors (52687896554).

104159917042 is a wasteful number, since it uses less digits than its factorization.

104159917042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202646012.

The product of its (nonzero) digits is 90720, while the sum is 43.

It can be divided in two parts, 104159 and 917042, that added together give a palindrome (1021201).

The spelling of 104159917042 in words is "one hundred four billion, one hundred fifty-nine million, nine hundred seventeen thousand, forty-two".