13144455514511 has 8 divisors (see below), whose sum is σ = 13350190352400. Its totient is φ = 12940010550720.

The previous prime is 13144455514427. The next prime is 13144455514529. The reversal of 13144455514511 is 11541555444131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13144455514511 - 2²² = 13144451320207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144455564511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322447985 + ... + 322488746.

It is an arithmetic number, because the mean of its divisors is an integer number (1668773794050).

Almost surely, 2^{13144455514511} is an apocalyptic number.

13144455514511 is a deficient number, since it is larger than the sum of its proper divisors (205734837889).

13144455514511 is an equidigital number, since it uses as much as digits as its factorization.

13144455514511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644937049.

The product of its digits is 480000, while the sum is 44.

The spelling of 13144455514511 in words is "thirteen trillion, one hundred forty-four billion, four hundred fifty-five million, five hundred fourteen thousand, five hundred eleven".