14389375248889 has 3 divisors (see below), whose sum is σ = 14389379042223. Its totient is φ = 14389371455556.

The previous prime is 14389375248881. The next prime is 14389375248959. The reversal of 14389375248889 is 98884257398341.

The square root of 14389375248889 is 3793333.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 9177779365225 + 5211595883664 = 3029485^2 + 2282892^2 .

It is not a de Polignac number, because 14389375248889 - 2³ = 14389375248881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14389375248881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1896667 + ... + 5689999.

It is an arithmetic number, because the mean of its divisors is an integer number (4796459680741).

Almost surely, 2^{14389375248889} is an apocalyptic number.

14389375248889 is the 3793333-rd square number.

14389375248889 is the 1896667-th centered octagonal number.

It is an amenable number.

14389375248889 is a deficient number, since it is larger than the sum of its proper divisors (3793334).

14389375248889 is an frugal number, since it uses more digits than its factorization.

14389375248889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7586666 (or 3793333 counting only the distinct ones).

The product of its digits is 3344302080, while the sum is 79.

The spelling of 14389375248889 in words is "fourteen trillion, three hundred eighty-nine billion, three hundred seventy-five million, two hundred forty-eight thousand, eight hundred eighty-nine".