6108978663 has 16 divisors (see below), whose sum is σ = 9177811200. Its totient is φ = 4015289880.

The previous prime is 6108978661. The next prime is 6108978671. The reversal of 6108978663 is 3668798016.

It is a happy number.

It is not a de Polignac number, because 6108978663 - 2¹ = 6108978661 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6108978661) 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, 1591453 + ... + 1595286.

It is an arithmetic number, because the mean of its divisors is an integer number (573613200).

Almost surely, 2^6108978663 is an apocalyptic number.

6108978663 is a deficient number, since it is larger than the sum of its proper divisors (3068832537).

6108978663 is a wasteful number, since it uses less digits than its factorization.

6108978663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186819 (or 3186813 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 6108978663 is about 78159.9556230683. The cubic root of 6108978663 is about 1828.0561703369.

The spelling of 6108978663 in words is "six billion, one hundred eight million, nine hundred seventy-eight thousand, six hundred sixty-three".