66368104583699 has 8 divisors (see below), whose sum is σ = 68073226217808. Its totient is φ = 64667096634240.

The previous prime is 66368104583689. The next prime is 66368104583719. The reversal of 66368104583699 is 99638540186366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66368104583699 is a prime.

It is a super-3 number, since 3×66368104583699³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66368104583689) 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, 1028388482 + ... + 1028453015.

It is an arithmetic number, because the mean of its divisors is an integer number (8509153277226).

Almost surely, 2^{66368104583699} is an apocalyptic number.

66368104583699 is a deficient number, since it is larger than the sum of its proper divisors (1705121634109).

66368104583699 is a wasteful number, since it uses less digits than its factorization.

66368104583699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056842325.

The product of its (nonzero) digits is 1209323520, while the sum is 74.

The spelling of 66368104583699 in words is "sixty-six trillion, three hundred sixty-eight billion, one hundred four million, five hundred eighty-three thousand, six hundred ninety-nine".