14065555621066 has 4 divisors (see below), whose sum is σ = 21098333431602. Its totient is φ = 7032777810532.

The previous prime is 14065555621027. The next prime is 14065555621067. The reversal of 14065555621066 is 66012655556041.

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

It can be written as a sum of positive squares in only one way, i.e., 10736861191225 + 3328694429841 = 3276715^2 + 1824471^2 .

It is not an unprimeable number, because it can be changed into a prime (14065555621067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3516388905265 + ... + 3516388905268.

Almost surely, 2^{14065555621066} is an apocalyptic number.

14065555621066 is a deficient number, since it is larger than the sum of its proper divisors (7032777810536).

14065555621066 is an equidigital number, since it uses as much as digits as its factorization.

14065555621066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7032777810535.

The product of its (nonzero) digits is 6480000, while the sum is 52.

The spelling of 14065555621066 in words is "fourteen trillion, sixty-five billion, five hundred fifty-five million, six hundred twenty-one thousand, sixty-six".