104002390994 has 4 divisors (see below), whose sum is σ = 156003586494. Its totient is φ = 52001195496.

The previous prime is 104002390991. The next prime is 104002391029. The reversal of 104002390994 is 499093200401.

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

It can be written as a sum of positive squares in only one way, i.e., 81160602769 + 22841788225 = 284887^2 + 151135^2 .

It is not an unprimeable number, because it can be changed into a prime (104002390991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26000597747 + ... + 26000597750.

Almost surely, 2^104002390994 is an apocalyptic number.

104002390994 is a deficient number, since it is larger than the sum of its proper divisors (52001195500).

104002390994 is an equidigital number, since it uses as much as digits as its factorization.

104002390994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52001195499.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 104002390994 in words is "one hundred four billion, two million, three hundred ninety thousand, nine hundred ninety-four".