14138489798 has 12 divisors (see below), whose sum is σ = 22325088660. Its totient is φ = 6696832176.

The previous prime is 14138489797. The next prime is 14138489821. The reversal of 14138489798 is 89798483141.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 14138489798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14138489797) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 723338 + ... + 742626.

It is an arithmetic number, because the mean of its divisors is an integer number (1860424055).

Almost surely, 2^14138489798 is an apocalyptic number.

14138489798 is a deficient number, since it is larger than the sum of its proper divisors (8186598862).

14138489798 is an frugal number, since it uses more digits than its factorization.

14138489798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38599 (or 19310 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 62.

The spelling of 14138489798 in words is "fourteen billion, one hundred thirty-eight million, four hundred eighty-nine thousand, seven hundred ninety-eight".