1066774859963 has 2 divisors, whose sum is σ = 1066774859964. Its totient is φ = 1066774859962.

The previous prime is 1066774859957. The next prime is 1066774859977. The reversal of 1066774859963 is 3699584776601.

1066774859963 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 is a cyclic number.

It is not a de Polignac number, because 1066774859963 - 2¹⁰ = 1066774858939 is a prime.

It is a super-2 number, since 2×1066774859963² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066774859903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533387429981 + 533387429982.

It is an arithmetic number, because the mean of its divisors is an integer number (533387429982).

Almost surely, 2^{1066774859963} is an apocalyptic number.

1066774859963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066774859963 is an equidigital number, since it uses as much as digits as its factorization.

1066774859963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 411505920, while the sum is 71.

The spelling of 1066774859963 in words is "one trillion, sixty-six billion, seven hundred seventy-four million, eight hundred fifty-nine thousand, nine hundred sixty-three".