13504346587123 has 48 divisors (see below), whose sum is σ = 15946138391040. Its totient is φ = 11202532992000.

The previous prime is 13504346587111. The next prime is 13504346587159. The reversal of 13504346587123 is 32178564340531.

It is not a de Polignac number, because 13504346587123 - 2⁹ = 13504346586611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13504346582123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 772153563 + ... + 772171051.

It is an arithmetic number, because the mean of its divisors is an integer number (332211216480).

Almost surely, 2^{13504346587123} is an apocalyptic number.

13504346587123 is a deficient number, since it is larger than the sum of its proper divisors (2441791803917).

13504346587123 is a wasteful number, since it uses less digits than its factorization.

13504346587123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18100 (or 18059 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 13504346587123 in words is "thirteen trillion, five hundred four billion, three hundred forty-six million, five hundred eighty-seven thousand, one hundred twenty-three".