6661334000613 has 16 divisors (see below), whose sum is σ = 8939530503936. Its totient is φ = 4412073891840.

The previous prime is 6661334000599. The next prime is 6661334000639. The reversal of 6661334000613 is 3160004331666.

It is not a de Polignac number, because 6661334000613 - 2¹⁰ = 6661333999589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6661334000513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7118445 + ... + 7999682.

It is an arithmetic number, because the mean of its divisors is an integer number (558720656496).

Almost surely, 2^{6661334000613} is an apocalyptic number.

It is an amenable number.

6661334000613 is a deficient number, since it is larger than the sum of its proper divisors (2278196503323).

6661334000613 is a wasteful number, since it uses less digits than its factorization.

6661334000613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15119084.

The product of its (nonzero) digits is 139968, while the sum is 39.

The spelling of 6661334000613 in words is "six trillion, six hundred sixty-one billion, three hundred thirty-four million, six hundred thirteen", and thus it is an aban number.