2071033666 has 64 divisors (see below), whose sum is σ = 3632428800. Its totient is φ = 877637376.

The previous prime is 2071033661. The next prime is 2071033733. The reversal of 2071033666 is 6663301702.

It is not an unprimeable number, because it can be changed into a prime (2071033661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5323800 + ... + 5324188.

It is an arithmetic number, because the mean of its divisors is an integer number (56756700).

Almost surely, 2^2071033666 is an apocalyptic number.

2071033666 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2071033666 is a deficient number, since it is larger than the sum of its proper divisors (1561395134).

2071033666 is a wasteful number, since it uses less digits than its factorization.

2071033666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 2071033666 is about 45508.6108994770. The cubic root of 2071033666 is about 1274.6639977865.

The spelling of 2071033666 in words is "two billion, seventy-one million, thirty-three thousand, six hundred sixty-six".