14189171112 has 80 divisors (see below), whose sum is σ = 39891050100. Its totient is φ = 4712083200.

The previous prime is 14189171099. The next prime is 14189171131. The reversal of 14189171112 is 21117198141.

It can be written as a sum of positive squares in 2 ways, for example, as 13913146116 + 276024996 = 117954^2 + 16614^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 133612 + ... + 215012.

Almost surely, 2^14189171112 is an apocalyptic number.

14189171112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14189171112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19945525050).

14189171112 is an abundant number, since it is smaller than the sum of its proper divisors (25701878988).

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

14189171112 is a wasteful number, since it uses less digits than its factorization.

14189171112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81688 (or 81675 counting only the distinct ones).

The product of its digits is 4032, while the sum is 36.

The spelling of 14189171112 in words is "fourteen billion, one hundred eighty-nine million, one hundred seventy-one thousand, one hundred twelve".