4005884670666 has 32 divisors (see below), whose sum is σ = 8050127270976. Its totient is φ = 1328902512000.

The previous prime is 4005884670659. The next prime is 4005884670677. The reversal of 4005884670666 is 6660764885004.

It is a super-2 number, since 2×4005884670666² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

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, 31359646 + ... + 31487126.

It is an arithmetic number, because the mean of its divisors is an integer number (251566477218).

Almost surely, 2^{4005884670666} is an apocalyptic number.

4005884670666 is an abundant number, since it is smaller than the sum of its proper divisors (4044242600310).

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

4005884670666 is a wasteful number, since it uses less digits than its factorization.

4005884670666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152518.

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 4005884670666 in words is "four trillion, five billion, eight hundred eighty-four million, six hundred seventy thousand, six hundred sixty-six".