13553235344 has 40 divisors (see below), whose sum is σ = 30154334880. Its totient is φ = 5836320000.

The previous prime is 13553235337. The next prime is 13553235359. The reversal of 13553235344 is 44353235531.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 13553235298 and 13553235307.

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 7 ways as a sum of consecutive naturals, for example, 2023157 + ... + 2029844.

It is an arithmetic number, because the mean of its divisors is an integer number (753858372).

Almost surely, 2^13553235344 is an apocalyptic number.

It is an amenable number.

13553235344 is an abundant number, since it is smaller than the sum of its proper divisors (16601099536).

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

13553235344 is a wasteful number, since it uses less digits than its factorization.

13553235344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053039 (or 4053033 counting only the distinct ones).

The product of its digits is 324000, while the sum is 38.

The spelling of 13553235344 in words is "thirteen billion, five hundred fifty-three million, two hundred thirty-five thousand, three hundred forty-four".