16217064235013 has 2 divisors, whose sum is σ = 16217064235014. Its totient is φ = 16217064235012.

The previous prime is 16217064234977. The next prime is 16217064235139. The reversal of 16217064235013 is 31053246071261.

16217064235013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8779973462404 + 7437090772609 = 2963102^2 + 2727103^2 .

It is a cyclic number.

It is not a de Polignac number, because 16217064235013 - 2²⁶ = 16216997126149 is a prime.

It is a super-2 number, since 2×16217064235013² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16217064235513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8108532117506 + 8108532117507.

It is an arithmetic number, because the mean of its divisors is an integer number (8108532117507).

Almost surely, 2^{16217064235013} is an apocalyptic number.

It is an amenable number.

16217064235013 is a deficient number, since it is larger than the sum of its proper divisors (1).

16217064235013 is an equidigital number, since it uses as much as digits as its factorization.

16217064235013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 16217064235013 in words is "sixteen trillion, two hundred seventeen billion, sixty-four million, two hundred thirty-five thousand, thirteen".