6663109244715 has 96 divisors (see below), whose sum is σ = 14421027658752. Its totient is φ = 2764894176000.

The previous prime is 6663109244677. The next prime is 6663109244723. The reversal of 6663109244715 is 5174429013666.

It is a happy number.

It is not a de Polignac number, because 6663109244715 - 2⁹ = 6663109244203 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 835770 + ... + 3744960.

It is an arithmetic number, because the mean of its divisors is an integer number (150219038112).

Almost surely, 2^{6663109244715} is an apocalyptic number.

6663109244715 is an abundant number, since it is smaller than the sum of its proper divisors (7757918414037).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6663109244715 is a wasteful number, since it uses less digits than its factorization.

6663109244715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909881 (or 2909878 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 6663109244715 in words is "six trillion, six hundred sixty-three billion, one hundred nine million, two hundred forty-four thousand, seven hundred fifteen".