15413616668 has 12 divisors (see below), whose sum is σ = 27482769720. Its totient is φ = 7561396752.

The previous prime is 15413616653. The next prime is 15413616679. The reversal of 15413616668 is 86661631451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36352658 + ... + 36353081.

It is an arithmetic number, because the mean of its divisors is an integer number (2290230810).

Almost surely, 2^15413616668 is an apocalyptic number.

It is an amenable number.

15413616668 is a deficient number, since it is larger than the sum of its proper divisors (12069153052).

15413616668 is a wasteful number, since it uses less digits than its factorization.

15413616668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72705796 (or 72705794 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The spelling of 15413616668 in words is "fifteen billion, four hundred thirteen million, six hundred sixteen thousand, six hundred sixty-eight".