13550136732 has 96 divisors (see below), whose sum is σ = 38359292160. Its totient is φ = 4102280640.

The previous prime is 13550136713. The next prime is 13550136757. The reversal of 13550136732 is 23763105531.

13550136732 is a `hidden beast` number, since 1 + 3 + 550 + 1 + 36 + 73 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1436343 + ... + 1445745.

It is an arithmetic number, because the mean of its divisors is an integer number (399575960).

Almost surely, 2^13550136732 is an apocalyptic number.

13550136732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13550136732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19179646080).

13550136732 is an abundant number, since it is smaller than the sum of its proper divisors (24809155428).

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

13550136732 is a wasteful number, since it uses less digits than its factorization.

13550136732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10640 (or 10632 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The spelling of 13550136732 in words is "thirteen billion, five hundred fifty million, one hundred thirty-six thousand, seven hundred thirty-two".