13015346346 has 12 divisors (see below), whose sum is σ = 28199917122. Its totient is φ = 4338448776.

The previous prime is 13015346341. The next prime is 13015346381. The reversal of 13015346346 is 64364351031.

13015346346 is a `hidden beast` number, since 1 + 3 + 0 + 15 + 3 + 4 + 634 + 6 = 666.

13015346346 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9311285025 + 3704061321 = 96495^2 + 60861^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13015346346.

It is not an unprimeable number, because it can be changed into a prime (13015346341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 361537381 + ... + 361537416.

Almost surely, 2^13015346346 is an apocalyptic number.

13015346346 is an abundant number, since it is smaller than the sum of its proper divisors (15184570776).

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

13015346346 is a wasteful number, since it uses less digits than its factorization.

13015346346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723074805 (or 723074802 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 13015346346 its reverse (64364351031), we get a palindrome (77379697377).

The spelling of 13015346346 in words is "thirteen billion, fifteen million, three hundred forty-six thousand, three hundred forty-six".