13552204044145 has 16 divisors (see below), whose sum is σ = 18543830331600. Its totient is φ = 9419088420864.

The previous prime is 13552204044143. The next prime is 13552204044199. The reversal of 13552204044145 is 54144040225531.

It can be written as a sum of positive squares in 8 ways, for example, as 735006321 + 13551469037824 = 27111^2 + 3681232^2 .

It is a cyclic number.

It is not a de Polignac number, because 13552204044145 - 2¹ = 13552204044143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13552204044098 and 13552204044107.

It is not an unprimeable number, because it can be changed into a prime (13552204044143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6132217920 + ... + 6132220129.

It is an arithmetic number, because the mean of its divisors is an integer number (1158989395725).

Almost surely, 2^{13552204044145} is an apocalyptic number.

It is an amenable number.

13552204044145 is a deficient number, since it is larger than the sum of its proper divisors (4991626287455).

13552204044145 is a wasteful number, since it uses less digits than its factorization.

13552204044145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12264438084.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 13552204044145 its reverse (54144040225531), we get a palindrome (67696244269676).

The spelling of 13552204044145 in words is "thirteen trillion, five hundred fifty-two billion, two hundred four million, forty-four thousand, one hundred forty-five".