66029741417 has 2 divisors, whose sum is σ = 66029741418. Its totient is φ = 66029741416.

The previous prime is 66029741389. The next prime is 66029741441. The reversal of 66029741417 is 71414792066.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53625128041 + 12404613376 = 231571^2 + 111376^2 .

It is a cyclic number.

It is not a de Polignac number, because 66029741417 - 2²⁶ = 65962632553 is a prime.

It is not a weakly prime, because it can be changed into another prime (66029741447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33014870708 + 33014870709.

It is an arithmetic number, because the mean of its divisors is an integer number (33014870709).

Almost surely, 2^66029741417 is an apocalyptic number.

It is an amenable number.

66029741417 is a deficient number, since it is larger than the sum of its proper divisors (1).

66029741417 is an equidigital number, since it uses as much as digits as its factorization.

66029741417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 66029741417 in words is "sixty-six billion, twenty-nine million, seven hundred forty-one thousand, four hundred seventeen".