13220016345373 has 8 divisors (see below), whose sum is σ = 13954354627520. Its totient is φ = 12524226004908.

The previous prime is 13220016345317. The next prime is 13220016345377. The reversal of 13220016345373 is 37354361002231.

It is a de Polignac number, because none of the positive numbers 2^k-13220016345373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220016345377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963691665 + ... + 963705382.

It is an arithmetic number, because the mean of its divisors is an integer number (1744294328440).

Almost surely, 2^{13220016345373} is an apocalyptic number.

It is an amenable number.

13220016345373 is a deficient number, since it is larger than the sum of its proper divisors (734338282147).

13220016345373 is an frugal number, since it uses more digits than its factorization.

13220016345373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927397104 (or 1927397066 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 13220016345373 in words is "thirteen trillion, two hundred twenty billion, sixteen million, three hundred forty-five thousand, three hundred seventy-three".