13144503002015 has 24 divisors (see below), whose sum is σ = 19814523540000. Its totient is φ = 8193975894720.

The previous prime is 13144503002011. The next prime is 13144503002027. The reversal of 13144503002015 is 51020030544131.

It is not a de Polignac number, because 13144503002015 - 2² = 13144503002011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144503002011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1551885140 + ... + 1551893609.

It is an arithmetic number, because the mean of its divisors is an integer number (825605147500).

Almost surely, 2^{13144503002015} is an apocalyptic number.

13144503002015 is a deficient number, since it is larger than the sum of its proper divisors (6670020537985).

13144503002015 is a wasteful number, since it uses less digits than its factorization.

13144503002015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103778783 (or 3103778772 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 13144503002015 its reverse (51020030544131), we get a palindrome (64164533546146).

The spelling of 13144503002015 in words is "thirteen trillion, one hundred forty-four billion, five hundred three million, two thousand, fifteen".