3546315666 has 24 divisors (see below), whose sum is σ = 7708244700. Its totient is φ = 1178326656.

The previous prime is 3546315631. The next prime is 3546315677. The reversal of 3546315666 is 6665136453.

3546315666 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2927351025 + 618964641 = 54105^2 + 24879^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 309091 + ... + 320358.

Almost surely, 2^3546315666 is an apocalyptic number.

3546315666 is an abundant number, since it is smaller than the sum of its proper divisors (4161929034).

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

3546315666 is a wasteful number, since it uses less digits than its factorization.

3546315666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629770 (or 629767 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

The square root of 3546315666 is about 59550.9501687421. The cubic root of 3546315666 is about 1524.9623806540.

The spelling of 3546315666 in words is "three billion, five hundred forty-six million, three hundred fifteen thousand, six hundred sixty-six".