14236040645 has 4 divisors (see below), whose sum is σ = 17083248780. Its totient is φ = 11388832512.

The previous prime is 14236040629. The next prime is 14236040683. The reversal of 14236040645 is 54604063241.

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 11151571201 + 3084469444 = 105601^2 + 55538^2 .

It is a cyclic number.

It is not a de Polignac number, because 14236040645 - 2⁴ = 14236040629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1423604060 + ... + 1423604069.

It is an arithmetic number, because the mean of its divisors is an integer number (4270812195).

Almost surely, 2^14236040645 is an apocalyptic number.

It is an amenable number.

14236040645 is a deficient number, since it is larger than the sum of its proper divisors (2847208135).

14236040645 is an equidigital number, since it uses as much as digits as its factorization.

14236040645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847208134.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 14236040645 in words is "fourteen billion, two hundred thirty-six million, forty thousand, six hundred forty-five".