13021232364 has 54 divisors (see below), whose sum is σ = 38288628924. Its totient is φ = 3720351600.

The previous prime is 13021232303. The next prime is 13021232381. The reversal of 13021232364 is 46323212031.

13021232364 is a `hidden beast` number, since 1 + 302 + 123 + 236 + 4 = 666.

It is a super-3 number, since 3×13021232364³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3689062 + ... + 3692589.

Almost surely, 2^13021232364 is an apocalyptic number.

13021232364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13021232364 is an abundant number, since it is smaller than the sum of its proper divisors (25267396560).

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

13021232364 is a wasteful number, since it uses less digits than its factorization.

13021232364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381675 (or 7381663 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13021232364 its reverse (46323212031), we get a palindrome (59344444395).

The spelling of 13021232364 in words is "thirteen billion, twenty-one million, two hundred thirty-two thousand, three hundred sixty-four".