66042104467 has 2 divisors, whose sum is σ = 66042104468. Its totient is φ = 66042104466.

The previous prime is 66042104431. The next prime is 66042104497. The reversal of 66042104467 is 76440124066.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66042104467 is a prime.

It is not a weakly prime, because it can be changed into another prime (66042104497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33021052233 + 33021052234.

It is an arithmetic number, because the mean of its divisors is an integer number (33021052234).

Almost surely, 2^66042104467 is an apocalyptic number.

66042104467 is a deficient number, since it is larger than the sum of its proper divisors (1).

66042104467 is an equidigital number, since it uses as much as digits as its factorization.

66042104467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 66042104467 in words is "sixty-six billion, forty-two million, one hundred four thousand, four hundred sixty-seven".