13327646397616 has 40 divisors (see below), whose sum is σ = 26269906832640. Its totient is φ = 6548400984384.

The previous prime is 13327646397607. The next prime is 13327646397647. The reversal of 13327646397616 is 61679364672331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168076 + ... + 5165611.

It is an arithmetic number, because the mean of its divisors is an integer number (656747670816).

Almost surely, 2^{13327646397616} is an apocalyptic number.

13327646397616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13327646397616 is a deficient number, since it is larger than the sum of its proper divisors (12942260435024).

13327646397616 is a wasteful number, since it uses less digits than its factorization.

13327646397616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5336401 (or 5336395 counting only the distinct ones).

The product of its digits is 123451776, while the sum is 64.

The spelling of 13327646397616 in words is "thirteen trillion, three hundred twenty-seven billion, six hundred forty-six million, three hundred ninety-seven thousand, six hundred sixteen".