13516213407 has 8 divisors (see below), whose sum is σ = 18970124160. Its totient is φ = 8536555800.

The previous prime is 13516213387. The next prime is 13516213421. The reversal of 13516213407 is 70431261531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13516213407 - 2¹⁰ = 13516212383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13516713407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118563219 + ... + 118563332.

It is an arithmetic number, because the mean of its divisors is an integer number (2371265520).

Almost surely, 2^13516213407 is an apocalyptic number.

13516213407 is a deficient number, since it is larger than the sum of its proper divisors (5453910753).

13516213407 is a wasteful number, since it uses less digits than its factorization.

13516213407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237126573.

The product of its (nonzero) digits is 15120, while the sum is 33.

Adding to 13516213407 its reverse (70431261531), we get a palindrome (83947474938).

The spelling of 13516213407 in words is "thirteen billion, five hundred sixteen million, two hundred thirteen thousand, four hundred seven".