13551559224 has 64 divisors (see below), whose sum is σ = 38736364800. Its totient is φ = 3870111744.

The previous prime is 13551559223. The next prime is 13551559253. The reversal of 13551559224 is 42295515531.

13551559224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13551559223) 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 15 ways as a sum of consecutive naturals, for example, 377112 + ... + 411480.

It is an arithmetic number, because the mean of its divisors is an integer number (605255700).

Almost surely, 2^13551559224 is an apocalyptic number.

13551559224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13551559224 is an abundant number, since it is smaller than the sum of its proper divisors (25184805576).

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

13551559224 is a wasteful number, since it uses less digits than its factorization.

13551559224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36732 (or 36728 counting only the distinct ones).

The product of its digits is 270000, while the sum is 42.

The spelling of 13551559224 in words is "thirteen billion, five hundred fifty-one million, five hundred fifty-nine thousand, two hundred twenty-four".