14288881628 has 48 divisors (see below), whose sum is σ = 29309193984. Its totient is φ = 5967423360.

The previous prime is 14288881609. The next prime is 14288881679. The reversal of 14288881628 is 82618888241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1034375 + ... + 1048097.

It is an arithmetic number, because the mean of its divisors is an integer number (610608208).

Almost surely, 2^14288881628 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 14288881628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14654596992).

14288881628 is an abundant number, since it is smaller than the sum of its proper divisors (15020312356).

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

14288881628 is a wasteful number, since it uses less digits than its factorization.

14288881628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14682 (or 14680 counting only the distinct ones).

The product of its digits is 3145728, while the sum is 56.

The spelling of 14288881628 in words is "fourteen billion, two hundred eighty-eight million, eight hundred eighty-one thousand, six hundred twenty-eight".