13544253340 has 48 divisors (see below), whose sum is σ = 30166194240. Its totient is φ = 5097185280.

The previous prime is 13544253287. The next prime is 13544253347. The reversal of 13544253340 is 4335244531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13544253296 and 13544253305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13544253347) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 213285 + ... + 269404.

It is an arithmetic number, because the mean of its divisors is an integer number (628462380).

Almost surely, 2^13544253340 is an apocalyptic number.

13544253340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13544253340 is an abundant number, since it is smaller than the sum of its proper divisors (16621940900).

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

13544253340 is a wasteful number, since it uses less digits than its factorization.

13544253340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482782 (or 482780 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 13544253340 its reverse (4335244531), we get a palindrome (17879497871).

The spelling of 13544253340 in words is "thirteen billion, five hundred forty-four million, two hundred fifty-three thousand, three hundred forty".