66327674033 has 2 divisors, whose sum is σ = 66327674034. Its totient is φ = 66327674032.

The previous prime is 66327673987. The next prime is 66327674041. The reversal of 66327674033 is 33047672366.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42607977889 + 23719696144 = 206417^2 + 154012^2 .

It is a cyclic number.

It is not a de Polignac number, because 66327674033 - 2¹² = 66327669937 is a prime.

It is not a weakly prime, because it can be changed into another prime (66327674233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33163837016 + 33163837017.

It is an arithmetic number, because the mean of its divisors is an integer number (33163837017).

Almost surely, 2^66327674033 is an apocalyptic number.

It is an amenable number.

66327674033 is a deficient number, since it is larger than the sum of its proper divisors (1).

66327674033 is an equidigital number, since it uses as much as digits as its factorization.

66327674033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 47.

The spelling of 66327674033 in words is "sixty-six billion, three hundred twenty-seven million, six hundred seventy-four thousand, thirty-three".