13476818893 has 2 divisors, whose sum is σ = 13476818894. Its totient is φ = 13476818892.

The previous prime is 13476818863. The next prime is 13476818909. The reversal of 13476818893 is 39881867431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12982779364 + 494039529 = 113942^2 + 22227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13476818893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13476818843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6738409446 + 6738409447.

It is an arithmetic number, because the mean of its divisors is an integer number (6738409447).

Almost surely, 2^13476818893 is an apocalyptic number.

It is an amenable number.

13476818893 is a deficient number, since it is larger than the sum of its proper divisors (1).

13476818893 is an equidigital number, since it uses as much as digits as its factorization.

13476818893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 58.

The spelling of 13476818893 in words is "thirteen billion, four hundred seventy-six million, eight hundred eighteen thousand, eight hundred ninety-three".