14438401838 has 32 divisors (see below), whose sum is σ = 26071449600. Its totient is φ = 5988268440.

The previous prime is 14438401837. The next prime is 14438401843. The reversal of 14438401838 is 83810483441.

14438401838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14438401837) 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 in 15 ways as a sum of consecutive naturals, for example, 318206 + ... + 360737.

It is an arithmetic number, because the mean of its divisors is an integer number (814732800).

Almost surely, 2^14438401838 is an apocalyptic number.

14438401838 is a deficient number, since it is larger than the sum of its proper divisors (11633047762).

14438401838 is an equidigital number, since it uses as much as digits as its factorization.

14438401838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678997 (or 678983 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 14438401838 in words is "fourteen billion, four hundred thirty-eight million, four hundred one thousand, eight hundred thirty-eight".