13104405001544 has 128 divisors (see below), whose sum is σ = 27754706700000. Its totient is φ = 5769911992320.

The previous prime is 13104405001529. The next prime is 13104405001549. The reversal of 13104405001544 is 44510050440131.

It can be written as a sum of positive squares in 16 ways, for example, as 111047564644 + 12993357436900 = 333238^2 + 3604630^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13104405001544.

It is not an unprimeable number, because it can be changed into a prime (13104405001549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23821952 + ... + 24365840.

Almost surely, 2^{13104405001544} is an apocalyptic number.

It is an amenable number.

13104405001544 is an abundant number, since it is smaller than the sum of its proper divisors (14650301698456).

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

13104405001544 is a wasteful number, since it uses less digits than its factorization.

13104405001544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544131 (or 544127 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 13104405001544 its reverse (44510050440131), we get a palindrome (57614455441675).

The spelling of 13104405001544 in words is "thirteen trillion, one hundred four billion, four hundred five million, one thousand, five hundred forty-four".