13423140240516 has 72 divisors (see below), whose sum is σ = 34900644018240. Its totient is φ = 4346844457536.

The previous prime is 13423140240481. The next prime is 13423140240527. The reversal of 13423140240516 is 61504204132431.

13423140240516 is a `hidden beast` number, since 1 + 3 + 4 + 231 + 4 + 0 + 2 + 405 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6768216 + ... + 8523791.

It is an arithmetic number, because the mean of its divisors is an integer number (484731166920).

Almost surely, 2^{13423140240516} is an apocalyptic number.

It is an amenable number.

13423140240516 is an abundant number, since it is smaller than the sum of its proper divisors (21477503777724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13423140240516 is a wasteful number, since it uses less digits than its factorization.

13423140240516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15292713 (or 15292708 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 13423140240516 its reverse (61504204132431), we get a palindrome (74927344372947).

The spelling of 13423140240516 in words is "thirteen trillion, four hundred twenty-three billion, one hundred forty million, two hundred forty thousand, five hundred sixteen".