1066459592666 has 16 divisors (see below), whose sum is σ = 1723080492000. Its totient is φ = 492115527408.

The previous prime is 1066459592623. The next prime is 1066459592669. The reversal of 1066459592666 is 6662959546601.

It is a super-2 number, since 2×1066459592666² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066459592669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3889556 + ... + 4154703.

It is an arithmetic number, because the mean of its divisors is an integer number (107692530750).

Almost surely, 2^{1066459592666} is an apocalyptic number.

1066459592666 is a deficient number, since it is larger than the sum of its proper divisors (656620899334).

1066459592666 is a wasteful number, since it uses less digits than its factorization.

1066459592666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8049373.

The product of its (nonzero) digits is 125971200, while the sum is 65.

The spelling of 1066459592666 in words is "one trillion, sixty-six billion, four hundred fifty-nine million, five hundred ninety-two thousand, six hundred sixty-six".