66066246204023 has 4 divisors (see below), whose sum is σ = 71148265142808. Its totient is φ = 60984227265240.

The previous prime is 66066246203987. The next prime is 66066246204043. The reversal of 66066246204023 is 32040264266066.

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

It is a cyclic number.

It is not a de Polignac number, because 66066246204023 - 2³⁰ = 66065172462199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66066246204043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2541009469373 + ... + 2541009469398.

It is an arithmetic number, because the mean of its divisors is an integer number (17787066285702).

Almost surely, 2^{66066246204023} is an apocalyptic number.

66066246204023 is a deficient number, since it is larger than the sum of its proper divisors (5082018938785).

66066246204023 is a wasteful number, since it uses less digits than its factorization.

66066246204023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5082018938784.

The product of its (nonzero) digits is 2985984, while the sum is 47.

The spelling of 66066246204023 in words is "sixty-six trillion, sixty-six billion, two hundred forty-six million, two hundred four thousand, twenty-three".