6006640023 has 32 divisors (see below), whose sum is σ = 8972620800. Its totient is φ = 3971268000.

The previous prime is 6006640021. The next prime is 6006640033. The reversal of 6006640023 is 3200466006.

It is not a de Polignac number, because 6006640023 - 2¹ = 6006640021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6006640021) 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, 4202673 + ... + 4204101.

It is an arithmetic number, because the mean of its divisors is an integer number (280394400).

Almost surely, 2^6006640023 is an apocalyptic number.

6006640023 is a deficient number, since it is larger than the sum of its proper divisors (2965980777).

6006640023 is a wasteful number, since it uses less digits than its factorization.

6006640023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620 (or 2614 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 6006640023 is about 77502.5162365713. The cubic root of 6006640023 is about 1817.7906636287.

The spelling of 6006640023 in words is "six billion, six million, six hundred forty thousand, twenty-three".