13558281010823 has 2 divisors, whose sum is σ = 13558281010824. Its totient is φ = 13558281010822.

The previous prime is 13558281010817. The next prime is 13558281010987. The reversal of 13558281010823 is 32801018285531.

13558281010823 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 is a cyclic number.

It is not a de Polignac number, because 13558281010823 - 2²² = 13558276816519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13558281060823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6779140505411 + 6779140505412.

It is an arithmetic number, because the mean of its divisors is an integer number (6779140505412).

Almost surely, 2^{13558281010823} is an apocalyptic number.

13558281010823 is a deficient number, since it is larger than the sum of its proper divisors (1).

13558281010823 is an equidigital number, since it uses as much as digits as its factorization.

13558281010823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 13558281010823 in words is "thirteen trillion, five hundred fifty-eight billion, two hundred eighty-one million, ten thousand, eight hundred twenty-three".