14401882728 has 32 divisors (see below), whose sum is σ = 40005230400. Its totient is φ = 4800627504.

The previous prime is 14401882717. The next prime is 14401882771. The reversal of 14401882728 is 82728810441.

14401882728 is a `hidden beast` number, since 1 + 440 + 188 + 2 + 7 + 28 = 666.

14401882728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×14401882728² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33337476 + ... + 33337907.

It is an arithmetic number, because the mean of its divisors is an integer number (1250163450).

Almost surely, 2^14401882728 is an apocalyptic number.

14401882728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14401882728 is an abundant number, since it is smaller than the sum of its proper divisors (25603347672).

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

14401882728 is a wasteful number, since it uses less digits than its factorization.

14401882728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66675398 (or 66675388 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 45.

The spelling of 14401882728 in words is "fourteen billion, four hundred one million, eight hundred eighty-two thousand, seven hundred twenty-eight".