6660540116 has 12 divisors (see below), whose sum is σ = 11656531488. Its totient is φ = 3330102552.

The previous prime is 6660540101. The next prime is 6660540119. The reversal of 6660540116 is 6110450666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6660540119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104225 + ... + 155511.

It is an arithmetic number, because the mean of its divisors is an integer number (971377624).

Almost surely, 2^6660540116 is an apocalyptic number.

It is an amenable number.

6660540116 is a deficient number, since it is larger than the sum of its proper divisors (4995991372).

6660540116 is a wasteful number, since it uses less digits than its factorization.

6660540116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83758 (or 83756 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 6660540116 is about 81612.1321618300. The cubic root of 6660540116 is about 1881.4953505737.

The spelling of 6660540116 in words is "six billion, six hundred sixty million, five hundred forty thousand, one hundred sixteen".