13444555040141 has 4 divisors (see below), whose sum is σ = 13444606071900. Its totient is φ = 13444504008384.

The previous prime is 13444555040117. The next prime is 13444555040167. The reversal of 13444555040141 is 14104055544431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10172240466025 + 3272314574116 = 3189395^2 + 1808954^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13444555040141 is a prime.

It is a super-2 number, since 2×13444555040141² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13444555040041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25118636 + ... + 25648293.

It is an arithmetic number, because the mean of its divisors is an integer number (3361151517975).

Almost surely, 2^{13444555040141} is an apocalyptic number.

It is an amenable number.

13444555040141 is a deficient number, since it is larger than the sum of its proper divisors (51031759).

13444555040141 is an equidigital number, since it uses as much as digits as its factorization.

13444555040141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51031758.

The product of its (nonzero) digits is 384000, while the sum is 41.

The spelling of 13444555040141 in words is "thirteen trillion, four hundred forty-four billion, five hundred fifty-five million, forty thousand, one hundred forty-one".