66327674041 has 2 divisors, whose sum is σ = 66327674042. Its totient is φ = 66327674040.

The previous prime is 66327674033. The next prime is 66327674129. The reversal of 66327674041 is 14047672366.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66046944016 + 280730025 = 256996^2 + 16755^2 .

It is a cyclic number.

It is not a de Polignac number, because 66327674041 - 2³ = 66327674033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66327673982 and 66327674000.

It is not a weakly prime, because it can be changed into another prime (66327671041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33163837020 + 33163837021.

It is an arithmetic number, because the mean of its divisors is an integer number (33163837021).

Almost surely, 2^66327674041 is an apocalyptic number.

It is an amenable number.

66327674041 is a deficient number, since it is larger than the sum of its proper divisors (1).

66327674041 is an equidigital number, since it uses as much as digits as its factorization.

66327674041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 66327674041 in words is "sixty-six billion, three hundred twenty-seven million, six hundred seventy-four thousand, forty-one".