13144042120140 has 120 divisors (see below), whose sum is σ = 43026101284320. Its totient is φ = 3352683197952.

The previous prime is 13144042120067. The next prime is 13144042120171. The reversal of 13144042120140 is 4102124044131.

13144042120140 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 404 + 212 + 0 + 1 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 176345485 + ... + 176420004.

It is an arithmetic number, because the mean of its divisors is an integer number (358550844036).

Almost surely, 2^{13144042120140} is an apocalyptic number.

13144042120140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13144042120140 is an abundant number, since it is smaller than the sum of its proper divisors (29882059164180).

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

13144042120140 is a wasteful number, since it uses less digits than its factorization.

13144042120140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352765533 (or 352765522 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 13144042120140 its reverse (4102124044131), we get a palindrome (17246166164271).

The spelling of 13144042120140 in words is "thirteen trillion, one hundred forty-four billion, forty-two million, one hundred twenty thousand, one hundred forty".