14236802389 has 4 divisors (see below), whose sum is σ = 14505421356. Its totient is φ = 13968183424.

The previous prime is 14236802369. The next prime is 14236802399. The reversal of 14236802389 is 98320863241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98320863241 = 8707 ⋅11292163.

It can be written as a sum of positive squares in 2 ways, for example, as 12484710225 + 1752092164 = 111735^2 + 41858^2 .

It is a cyclic number.

It is not a de Polignac number, because 14236802389 - 2²¹ = 14234705237 is a prime.

It is a super-2 number, since 2×14236802389² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14236802369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134309404 + ... + 134309509.

It is an arithmetic number, because the mean of its divisors is an integer number (3626355339).

Almost surely, 2^14236802389 is an apocalyptic number.

It is an amenable number.

14236802389 is a deficient number, since it is larger than the sum of its proper divisors (268618967).

14236802389 is an equidigital number, since it uses as much as digits as its factorization.

14236802389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268618966.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 14236802389 in words is "fourteen billion, two hundred thirty-six million, eight hundred two thousand, three hundred eighty-nine".