13501553232 has 40 divisors (see below), whose sum is σ = 35356816384. Its totient is φ = 4438865664.

The previous prime is 13501553231. The next prime is 13501553239. The reversal of 13501553232 is 23235510531.

It is a self number, because there is not a number n which added to its sum of digits gives 13501553232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13501553231) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1923088 + ... + 1930095.

Almost surely, 2^13501553232 is an apocalyptic number.

13501553232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13501553232 is an abundant number, since it is smaller than the sum of its proper divisors (21855263152).

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

13501553232 is a wasteful number, since it uses less digits than its factorization.

13501553232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853267 (or 3853261 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 13501553232 in words is "thirteen billion, five hundred one million, five hundred fifty-three thousand, two hundred thirty-two".