14986655393 has 4 divisors (see below), whose sum is σ = 14986929300. Its totient is φ = 14986381488.

The previous prime is 14986655389. The next prime is 14986655401. The reversal of 14986655393 is 39355668941.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14344134289 + 642521104 = 119767^2 + 25348^2 .

It is a cyclic number.

It is not a de Polignac number, because 14986655393 - 2² = 14986655389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14986655993) 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, 23618 + ... + 174731.

It is an arithmetic number, because the mean of its divisors is an integer number (3746732325).

Almost surely, 2^14986655393 is an apocalyptic number.

It is an amenable number.

14986655393 is a deficient number, since it is larger than the sum of its proper divisors (273907).

14986655393 is an equidigital number, since it uses as much as digits as its factorization.

14986655393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273906.

The product of its digits is 20995200, while the sum is 59.

The spelling of 14986655393 in words is "fourteen billion, nine hundred eighty-six million, six hundred fifty-five thousand, three hundred ninety-three".