14197983820 has 12 divisors (see below), whose sum is σ = 29815766064. Its totient is φ = 5679193520.

The previous prime is 14197983781. The next prime is 14197983827. The reversal of 14197983820 is 2838979141.

It is not an unprimeable number, because it can be changed into a prime (14197983827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354949576 + ... + 354949615.

It is an arithmetic number, because the mean of its divisors is an integer number (2484647172).

Almost surely, 2^14197983820 is an apocalyptic number.

14197983820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14197983820 is an abundant number, since it is smaller than the sum of its proper divisors (15617782244).

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

14197983820 is a wasteful number, since it uses less digits than its factorization.

14197983820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709899200 (or 709899198 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 52.

The spelling of 14197983820 in words is "fourteen billion, one hundred ninety-seven million, nine hundred eighty-three thousand, eight hundred twenty".