66993700802 has 8 divisors (see below), whose sum is σ = 114846344256. Its totient is φ = 28711586052.

The previous prime is 66993700789. The next prime is 66993700811. The reversal of 66993700802 is 20800739966.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2392632158 + ... + 2392632185.

It is an arithmetic number, because the mean of its divisors is an integer number (14355793032).

Almost surely, 2^66993700802 is an apocalyptic number.

66993700802 is a deficient number, since it is larger than the sum of its proper divisors (47852643454).

66993700802 is a wasteful number, since it uses less digits than its factorization.

66993700802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4785264352.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 66993700802 in words is "sixty-six billion, nine hundred ninety-three million, seven hundred thousand, eight hundred two".