66365411 has 8 divisors (see below), whose sum is σ = 76392960. Its totient is φ = 56474568.

The previous prime is 66365401. The next prime is 66365437. The reversal of 66365411 is 11456366.

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 66365411 - 2¹⁴ = 66349027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66365401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33131 + ... + 35076.

It is an arithmetic number, because the mean of its divisors is an integer number (9549120).

Almost surely, 2^66365411 is an apocalyptic number.

66365411 is a deficient number, since it is larger than the sum of its proper divisors (10027549).

66365411 is a wasteful number, since it uses less digits than its factorization.

66365411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68353.

The product of its digits is 12960, while the sum is 32.

The square root of 66365411 is about 8146.4968544768. The cubic root of 66365411 is about 404.8684447992.

The spelling of 66365411 in words is "sixty-six million, three hundred sixty-five thousand, four hundred eleven".