13512004216 has 32 divisors (see below), whose sum is σ = 25596361440. Its totient is φ = 6686604288.

The previous prime is 13512004213. The next prime is 13512004237. The reversal of 13512004216 is 61240021531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13512004213) 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, 351061 + ... + 387643.

It is an arithmetic number, because the mean of its divisors is an integer number (799886295).

Almost surely, 2^13512004216 is an apocalyptic number.

It is an amenable number.

13512004216 is a deficient number, since it is larger than the sum of its proper divisors (12084357224).

13512004216 is a wasteful number, since it uses less digits than its factorization.

13512004216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37063 (or 37059 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 13512004216 its reverse (61240021531), we get a palindrome (74752025747).

The spelling of 13512004216 in words is "thirteen billion, five hundred twelve million, four thousand, two hundred sixteen".