214443460565 has 8 divisors (see below), whose sum is σ = 260223525720. Its totient is φ = 169627186432.

The previous prime is 214443460541. The next prime is 214443460577. The reversal of 214443460565 is 565064344412.

It can be written as a sum of positive squares in 4 ways, for example, as 735114769 + 213708345796 = 27113^2 + 462286^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214443460565 - 2¹⁰ = 214443459541 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 240947264 + ... + 240948153.

It is an arithmetic number, because the mean of its divisors is an integer number (32527940715).

Almost surely, 2^214443460565 is an apocalyptic number.

It is an amenable number.

214443460565 is a deficient number, since it is larger than the sum of its proper divisors (45780065155).

214443460565 is an equidigital number, since it uses as much as digits as its factorization.

214443460565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481895511.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 214443460565 in words is "two hundred fourteen billion, four hundred forty-three million, four hundred sixty thousand, five hundred sixty-five".