13503302064 has 60 divisors (see below), whose sum is σ = 43189136016. Its totient is φ = 3858086016.

The previous prime is 13503302039. The next prime is 13503302069. The reversal of 13503302064 is 46020330531.

It is a happy number.

13503302064 is a `hidden beast` number, since 1 + 350 + 3 + 302 + 0 + 6 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (13503302069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6697059 + ... + 6699074.

Almost surely, 2^13503302064 is an apocalyptic number.

13503302064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13503302064 is an abundant number, since it is smaller than the sum of its proper divisors (29685833952).

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

13503302064 is a wasteful number, since it uses less digits than its factorization.

13503302064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13396154 (or 13396145 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 13503302064 its reverse (46020330531), we get a palindrome (59523632595).

The spelling of 13503302064 in words is "thirteen billion, five hundred three million, three hundred two thousand, sixty-four".