14136040616645 has 8 divisors (see below), whose sum is σ = 17051141221656. Its totient is φ = 11250237505536.

The previous prime is 14136040616591. The next prime is 14136040616647. The reversal of 14136040616645 is 54661604063141.

It can be written as a sum of positive squares in 4 ways, for example, as 1869788229604 + 12266252387041 = 1367402^2 + 3502321^2 .

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 14136040616645 - 2²⁴ = 14136023839429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14136040616645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14136040616647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7324372412 + ... + 7324374341.

It is an arithmetic number, because the mean of its divisors is an integer number (2131392652707).

Almost surely, 2^{14136040616645} is an apocalyptic number.

It is an amenable number.

14136040616645 is a deficient number, since it is larger than the sum of its proper divisors (2915100605011).

14136040616645 is a wasteful number, since it uses less digits than its factorization.

14136040616645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14648746951.

The product of its (nonzero) digits is 1244160, while the sum is 47.

Adding to 14136040616645 its reverse (54661604063141), we get a palindrome (68797644679786).

The spelling of 14136040616645 in words is "fourteen trillion, one hundred thirty-six billion, forty million, six hundred sixteen thousand, six hundred forty-five".