14404394738 has 8 divisors (see below), whose sum is σ = 21607232988. Its totient is φ = 7201983744.

The previous prime is 14404394717. The next prime is 14404394747. The reversal of 14404394738 is 83749340441.

It can be written as a sum of positive squares in 2 ways, for example, as 14374331449 + 30063289 = 119893^2 + 5483^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 14404394692 and 14404394701.

It is an unprimeable number.

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, 1931 + ... + 169742.

Almost surely, 2^14404394738 is an apocalyptic number.

14404394738 is a deficient number, since it is larger than the sum of its proper divisors (7202838250).

14404394738 is a wasteful number, since it uses less digits than its factorization.

14404394738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213628.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 14404394738 in words is "fourteen billion, four hundred four million, three hundred ninety-four thousand, seven hundred thirty-eight".