1006166660 has 24 divisors (see below), whose sum is σ = 2224158720. Its totient is φ = 381284064.

The previous prime is 1006166657. The next prime is 1006166663. The reversal of 1006166660 is 666616001.

It is an interprime number because it is at equal distance from previous prime (1006166657) and next prime (1006166663).

It is not an unprimeable number, because it can be changed into a prime (1006166663) 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, 1323524 + ... + 1324283.

It is an arithmetic number, because the mean of its divisors is an integer number (92673280).

Almost surely, 2^1006166660 is an apocalyptic number.

1006166660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1006166660 is an abundant number, since it is smaller than the sum of its proper divisors (1217992060).

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

1006166660 is a wasteful number, since it uses less digits than its factorization.

1006166660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2647835 (or 2647833 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1006166660 is about 31720.1302014982. The cubic root of 1006166660 is about 1002.0513424501.

The spelling of 1006166660 in words is "one billion, six million, one hundred sixty-six thousand, six hundred sixty".