66773304902 has 8 divisors (see below), whose sum is σ = 100164439512. Its totient is φ = 33385158400.

The previous prime is 66773304877. The next prime is 66773304919. The reversal of 66773304902 is 20940337766.

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

It is a super-4 number, since 4×66773304902⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690299 + ... + 781062.

It is an arithmetic number, because the mean of its divisors is an integer number (12520554939).

Almost surely, 2^66773304902 is an apocalyptic number.

66773304902 is a deficient number, since it is larger than the sum of its proper divisors (33391134610).

66773304902 is a wasteful number, since it uses less digits than its factorization.

66773304902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494054.

The product of its (nonzero) digits is 1143072, while the sum is 47.

The spelling of 66773304902 in words is "sixty-six billion, seven hundred seventy-three million, three hundred four thousand, nine hundred two".