13006416623 has 2 divisors, whose sum is σ = 13006416624. Its totient is φ = 13006416622.

The previous prime is 13006416589. The next prime is 13006416629. The reversal of 13006416623 is 32661460031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13006416623 - 2²⁸ = 12737981167 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13006416623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13006416629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6503208311 + 6503208312.

It is an arithmetic number, because the mean of its divisors is an integer number (6503208312).

Almost surely, 2^13006416623 is an apocalyptic number.

13006416623 is a deficient number, since it is larger than the sum of its proper divisors (1).

13006416623 is an equidigital number, since it uses as much as digits as its factorization.

13006416623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 13006416623 its reverse (32661460031), we get a palindrome (45667876654).

The spelling of 13006416623 in words is "thirteen billion, six million, four hundred sixteen thousand, six hundred twenty-three".