1666000602 has 32 divisors (see below), whose sum is σ = 4231113600. Its totient is φ = 476000064.

The previous prime is 1666000547. The next prime is 1666000619. The reversal of 1666000602 is 2060006661.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2203327 + ... + 2204082.

It is an arithmetic number, because the mean of its divisors is an integer number (132222300).

Almost surely, 2^1666000602 is an apocalyptic number.

1666000602 is an abundant number, since it is smaller than the sum of its proper divisors (2565112998).

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

1666000602 is a wasteful number, since it uses less digits than its factorization.

1666000602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4407427 (or 4407421 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1666000602 is about 40816.6706383556. The cubic root of 1666000602 is about 1185.4731390553.

The spelling of 1666000602 in words is "one billion, six hundred sixty-six million, six hundred two", and thus it is an aban number.