14365505600521 has 2 divisors, whose sum is σ = 14365505600522. Its totient is φ = 14365505600520.

The previous prime is 14365505600513. The next prime is 14365505600549. The reversal of 14365505600521 is 12500650556341.

It is a happy number.

14365505600521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12358002006025 + 2007503594496 = 3515395^2 + 1416864^2 .

It is an emirp because it is prime and its reverse (12500650556341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14365505600521 - 2³ = 14365505600513 is a prime.

It is not a weakly prime, because it can be changed into another prime (14365505600221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7182752800260 + 7182752800261.

It is an arithmetic number, because the mean of its divisors is an integer number (7182752800261).

Almost surely, 2^{14365505600521} is an apocalyptic number.

It is an amenable number.

14365505600521 is a deficient number, since it is larger than the sum of its proper divisors (1).

14365505600521 is an equidigital number, since it uses as much as digits as its factorization.

14365505600521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 14365505600521 in words is "fourteen trillion, three hundred sixty-five billion, five hundred five million, six hundred thousand, five hundred twenty-one".