14484196638 has 48 divisors (see below), whose sum is σ = 32294676960. Its totient is φ = 4688238528.

The previous prime is 14484196621. The next prime is 14484196651. The reversal of 14484196638 is 83669148441.

14484196638 is a `hidden beast` number, since 1 + 448 + 4 + 196 + 6 + 3 + 8 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317631 + ... + 360357.

It is an arithmetic number, because the mean of its divisors is an integer number (672805770).

Almost surely, 2^14484196638 is an apocalyptic number.

14484196638 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14484196638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16147338480).

14484196638 is an abundant number, since it is smaller than the sum of its proper divisors (17810480322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14484196638 is a wasteful number, since it uses less digits than its factorization.

14484196638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43281 (or 43278 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The spelling of 14484196638 in words is "fourteen billion, four hundred eighty-four million, one hundred ninety-six thousand, six hundred thirty-eight".