14348382509 has 16 divisors (see below), whose sum is σ = 14889918960. Its totient is φ = 13816535040.

The previous prime is 14348382487. The next prime is 14348382511. The reversal of 14348382509 is 90528384341.

It can be written as a sum of positive squares in 8 ways, for example, as 4270230409 + 10078152100 = 65347^2 + 100390^2 .

It is a cyclic number.

It is not a de Polignac number, because 14348382509 - 2³² = 10053415213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14348382539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2248247 + ... + 2254619.

It is an arithmetic number, because the mean of its divisors is an integer number (930619935).

Almost surely, 2^14348382509 is an apocalyptic number.

It is an amenable number.

14348382509 is a deficient number, since it is larger than the sum of its proper divisors (541536451).

14348382509 is an equidigital number, since it uses as much as digits as its factorization.

14348382509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7120.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 14348382509 in words is "fourteen billion, three hundred forty-eight million, three hundred eighty-two thousand, five hundred nine".