13506425623 has 2 divisors, whose sum is σ = 13506425624. Its totient is φ = 13506425622.

The previous prime is 13506425587. The next prime is 13506425717. The reversal of 13506425623 is 32652460531.

13506425623 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 13506425623 - 2³³ = 4916491031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13506425423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6753212811 + 6753212812.

It is an arithmetic number, because the mean of its divisors is an integer number (6753212812).

Almost surely, 2^13506425623 is an apocalyptic number.

13506425623 is a deficient number, since it is larger than the sum of its proper divisors (1).

13506425623 is an equidigital number, since it uses as much as digits as its factorization.

13506425623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 13506425623 in words is "thirteen billion, five hundred six million, four hundred twenty-five thousand, six hundred twenty-three".