13401133344 has 96 divisors (see below), whose sum is σ = 40347578880. Its totient is φ = 4322937600.

The previous prime is 13401133331. The next prime is 13401133349. The reversal of 13401133344 is 44333110431.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13401133349) 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 15 ways as a sum of consecutive naturals, for example, 223387 + ... + 276954.

It is an arithmetic number, because the mean of its divisors is an integer number (420287280).

Almost surely, 2^13401133344 is an apocalyptic number.

It is an amenable number.

13401133344 is an abundant number, since it is smaller than the sum of its proper divisors (26946445536).

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

13401133344 is a wasteful number, since it uses less digits than its factorization.

13401133344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500391 (or 500377 counting only the distinct ones).

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

Adding to 13401133344 its reverse (44333110431), we get a palindrome (57734243775).

The spelling of 13401133344 in words is "thirteen billion, four hundred one million, one hundred thirty-three thousand, three hundred forty-four".