13474808205823 has 2 divisors, whose sum is σ = 13474808205824. Its totient is φ = 13474808205822.

The previous prime is 13474808205773. The next prime is 13474808205829. The reversal of 13474808205823 is 32850280847431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13474808205823 is a prime.

It is a super-2 number, since 2×13474808205823² (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 (13474808205829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6737404102911 + 6737404102912.

It is an arithmetic number, because the mean of its divisors is an integer number (6737404102912).

Almost surely, 2^{13474808205823} is an apocalyptic number.

13474808205823 is a deficient number, since it is larger than the sum of its proper divisors (1).

13474808205823 is an equidigital number, since it uses as much as digits as its factorization.

13474808205823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 13474808205823 in words is "thirteen trillion, four hundred seventy-four billion, eight hundred eight million, two hundred five thousand, eight hundred twenty-three".