14890477609 has 4 divisors (see below), whose sum is σ = 17017688704. Its totient is φ = 12763266516.

The previous prime is 14890477607. The next prime is 14890477673. The reversal of 14890477609 is 90677409841.

14890477609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14890477609 - 2¹ = 14890477607 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14890477609.

It is not an unprimeable number, because it can be changed into a prime (14890477607) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1063605537 + ... + 1063605550.

It is an arithmetic number, because the mean of its divisors is an integer number (4254422176).

Almost surely, 2^14890477609 is an apocalyptic number.

It is an amenable number.

14890477609 is a deficient number, since it is larger than the sum of its proper divisors (2127211095).

14890477609 is an equidigital number, since it uses as much as digits as its factorization.

14890477609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127211094.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 14890477609 in words is "fourteen billion, eight hundred ninety million, four hundred seventy-seven thousand, six hundred nine".