14491199872 has 64 divisors (see below), whose sum is σ = 29159792640. Its totient is φ = 7172928000.

The previous prime is 14491199869. The next prime is 14491199881. The reversal of 14491199872 is 27899119441.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12207663 + ... + 12208849.

It is an arithmetic number, because the mean of its divisors is an integer number (455621760).

Almost surely, 2^14491199872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14491199872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14579896320).

14491199872 is an abundant number, since it is smaller than the sum of its proper divisors (14668592768).

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

14491199872 is a wasteful number, since it uses less digits than its factorization.

14491199872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079 (or 2067 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 55.

The spelling of 14491199872 in words is "fourteen billion, four hundred ninety-one million, one hundred ninety-nine thousand, eight hundred seventy-two".