66010303967 has 4 divisors (see below), whose sum is σ = 66194177040. Its totient is φ = 65826430896.

The previous prime is 66010303963. The next prime is 66010303999. The reversal of 66010303967 is 76930301066.

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 66010303967 - 2² = 66010303963 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 (66010303963) by changing a digit.

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, 91935998 + ... + 91936715.

It is an arithmetic number, because the mean of its divisors is an integer number (16548544260).

Almost surely, 2^66010303967 is an apocalyptic number.

66010303967 is a deficient number, since it is larger than the sum of its proper divisors (183873073).

66010303967 is a wasteful number, since it uses less digits than its factorization.

66010303967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183873072.

The product of its (nonzero) digits is 122472, while the sum is 41.

The spelling of 66010303967 in words is "sixty-six billion, ten million, three hundred three thousand, nine hundred sixty-seven".