13423505030509 has 32 divisors (see below), whose sum is σ = 15842964324096. Its totient is φ = 11133060318720.

The previous prime is 13423505030449. The next prime is 13423505030527. The reversal of 13423505030509 is 90503050532431.

It is a cyclic number.

It is not a de Polignac number, because 13423505030509 - 2¹⁹ = 13423504506221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423505030599) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48804279 + ... + 49078555.

It is an arithmetic number, because the mean of its divisors is an integer number (495092635128).

Almost surely, 2^{13423505030509} is an apocalyptic number.

It is an amenable number.

13423505030509 is a deficient number, since it is larger than the sum of its proper divisors (2419459293587).

13423505030509 is a wasteful number, since it uses less digits than its factorization.

13423505030509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275365.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 13423505030509 in words is "thirteen trillion, four hundred twenty-three billion, five hundred five million, thirty thousand, five hundred nine".