66704001041 has 2 divisors, whose sum is σ = 66704001042. Its totient is φ = 66704001040.

The previous prime is 66704001031. The next prime is 66704001097. The reversal of 66704001041 is 14010040766.

66704001041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65371751041 + 1332250000 = 255679^2 + 36500^2 .

It is a cyclic number.

It is not a de Polignac number, because 66704001041 - 2¹⁴ = 66703984657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66704000995 and 66704001013.

It is not a weakly prime, because it can be changed into another prime (66704001031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33352000520 + 33352000521.

It is an arithmetic number, because the mean of its divisors is an integer number (33352000521).

Almost surely, 2^66704001041 is an apocalyptic number.

It is an amenable number.

66704001041 is a deficient number, since it is larger than the sum of its proper divisors (1).

66704001041 is an equidigital number, since it uses as much as digits as its factorization.

66704001041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 66704001041 in words is "sixty-six billion, seven hundred four million, one thousand, forty-one".