66004745299 has 8 divisors (see below), whose sum is σ = 66090332880. Its totient is φ = 65919212256.

The previous prime is 66004745249. The next prime is 66004745321. The reversal of 66004745299 is 99254740066.

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 66004745299 - 2⁷ = 66004745171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66004745249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2762697 + ... + 2786485.

It is an arithmetic number, because the mean of its divisors is an integer number (8261291610).

Almost surely, 2^66004745299 is an apocalyptic number.

66004745299 is a deficient number, since it is larger than the sum of its proper divisors (85587581).

66004745299 is a wasteful number, since it uses less digits than its factorization.

66004745299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27269.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 66004745299 in words is "sixty-six billion, four million, seven hundred forty-five thousand, two hundred ninety-nine".