14066540416461 has 64 divisors (see below), whose sum is σ = 21428413816320. Its totient is φ = 8144772034560.

The previous prime is 14066540416451. The next prime is 14066540416471. The reversal of 14066540416461 is 16461404566041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14066540416451) and next prime (14066540416471).

It is not a de Polignac number, because 14066540416461 - 2¹⁷ = 14066540285389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14066540416461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14066540416451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40960081 + ... + 41302073.

It is an arithmetic number, because the mean of its divisors is an integer number (334818965880).

Almost surely, 2^{14066540416461} is an apocalyptic number.

It is an amenable number.

14066540416461 is a deficient number, since it is larger than the sum of its proper divisors (7361873399859).

14066540416461 is a wasteful number, since it uses less digits than its factorization.

14066540416461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342966.

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 14066540416461 in words is "fourteen trillion, sixty-six billion, five hundred forty million, four hundred sixteen thousand, four hundred sixty-one".