2006745868 has 6 divisors (see below), whose sum is σ = 3511805276. Its totient is φ = 1003372932.

The previous prime is 2006745823. The next prime is 2006745889. The reversal of 2006745868 is 8685476002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250843230 + ... + 250843237.

Almost surely, 2^2006745868 is an apocalyptic number.

It is an amenable number.

2006745868 is a deficient number, since it is larger than the sum of its proper divisors (1505059408).

2006745868 is a wasteful number, since it uses less digits than its factorization.

2006745868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501686471 (or 501686469 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 2006745868 is about 44796.7171565060. The cubic root of 2006745868 is about 1261.3360037521.

The spelling of 2006745868 in words is "two billion, six million, seven hundred forty-five thousand, eight hundred sixty-eight".