2070601666 has 16 divisors (see below), whose sum is σ = 3758403456. Its totient is φ = 835200576.

The previous prime is 2070601651. The next prime is 2070601679. The reversal of 2070601666 is 6661060702.

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 4349766 + ... + 4350241.

It is an arithmetic number, because the mean of its divisors is an integer number (234900216).

Almost surely, 2^2070601666 is an apocalyptic number.

2070601666 is a deficient number, since it is larger than the sum of its proper divisors (1687801790).

2070601666 is a wasteful number, since it uses less digits than its factorization.

2070601666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8700033.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 2070601666 is about 45503.8642974418. The cubic root of 2070601666 is about 1274.5753636022.

The spelling of 2070601666 in words is "two billion, seventy million, six hundred one thousand, six hundred sixty-six".