14171856416 has 24 divisors (see below), whose sum is σ = 28862942220. Its totient is φ = 6841585408.

The previous prime is 14171856407. The next prime is 14171856427. The reversal of 14171856416 is 61465817141.

It can be written as a sum of positive squares in 2 ways, for example, as 13975968400 + 195888016 = 118220^2 + 13996^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7634771 + ... + 7636626.

Almost surely, 2^14171856416 is an apocalyptic number.

14171856416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14171856416 is an abundant number, since it is smaller than the sum of its proper divisors (14691085804).

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

14171856416 is a wasteful number, since it uses less digits than its factorization.

14171856416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15271436 (or 15271428 counting only the distinct ones).

The product of its digits is 161280, while the sum is 44.

The spelling of 14171856416 in words is "fourteen billion, one hundred seventy-one million, eight hundred fifty-six thousand, four hundred sixteen".