14500253889 has 81 divisors (see below), whose sum is σ = 23865305737. Its totient is φ = 8477356800.

The previous prime is 14500253851. The next prime is 14500253923. The reversal of 14500253889 is 98835200541.

The square root of 14500253889 is 120417.

It is a perfect power (a square), and thus also a powerful number.

14500253889 is a `hidden beast` number, since 14 + 500 + 2 + 53 + 8 + 89 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8839196289 + 5661057600 = 94017^2 + 75240^2 .

It is not a de Polignac number, because 14500253889 - 2²¹ = 14498156737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14500253839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 162924157 + ... + 162924245.

Almost surely, 2^14500253889 is an apocalyptic number.

14500253889 is the 120417-th square number.

14500253889 is the 60209-th centered octagonal number.

It is an amenable number.

14500253889 is a deficient number, since it is larger than the sum of its proper divisors (9365051848).

14500253889 is an equidigital number, since it uses as much as digits as its factorization.

14500253889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

It can be divided in two parts, 145002 and 53889, that added together give a palindrome (198891).

The spelling of 14500253889 in words is "fourteen billion, five hundred million, two hundred fifty-three thousand, eight hundred eighty-nine".