1001666066010 has 16 divisors (see below), whose sum is σ = 2403998558496. Its totient is φ = 267110950928.

The previous prime is 1001666065993. The next prime is 1001666066039. The reversal of 1001666066010 is 106606661001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16694434404 + ... + 16694434463.

It is an arithmetic number, because the mean of its divisors is an integer number (150249909906).

Almost surely, 2^{1001666066010} is an apocalyptic number.

1001666066010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001666066010 is an abundant number, since it is smaller than the sum of its proper divisors (1402332492486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001666066010 is a wasteful number, since it uses less digits than its factorization.

1001666066010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33388868877.

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 1001666066010 in words is "one trillion, one billion, six hundred sixty-six million, sixty-six thousand, ten".