13011403432144 has 40 divisors (see below), whose sum is σ = 27156906534240. Its totient is φ = 6003468578688.

The previous prime is 13011403432073. The next prime is 13011403432151. The reversal of 13011403432144 is 44123430411031.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8648734 + ... + 10041085.

It is an arithmetic number, because the mean of its divisors is an integer number (678922663356).

Almost surely, 2^{13011403432144} is an apocalyptic number.

It is an amenable number.

13011403432144 is an abundant number, since it is smaller than the sum of its proper divisors (14145503102096).

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

13011403432144 is a wasteful number, since it uses less digits than its factorization.

13011403432144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18693187 (or 18693181 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 13011403432144 its reverse (44123430411031), we get a palindrome (57134833843175).

The spelling of 13011403432144 in words is "thirteen trillion, eleven billion, four hundred three million, four hundred thirty-two thousand, one hundred forty-four".