13144054445 has 16 divisors (see below), whose sum is σ = 16016402160. Its totient is φ = 10353868800.

The previous prime is 13144054433. The next prime is 13144054457. The reversal of 13144054445 is 54445044131.

It is an interprime number because it is at equal distance from previous prime (13144054433) and next prime (13144054457).

It can be written as a sum of positive squares in 8 ways, for example, as 134142724 + 13009911721 = 11582^2 + 114061^2 .

It is not a de Polignac number, because 13144054445 - 2¹² = 13144050349 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 45965 + ... + 168525.

It is an arithmetic number, because the mean of its divisors is an integer number (1001025135).

Almost surely, 2^13144054445 is an apocalyptic number.

It is an amenable number.

13144054445 is a deficient number, since it is larger than the sum of its proper divisors (2872347715).

13144054445 is a wasteful number, since it uses less digits than its factorization.

13144054445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122896.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 13144054445 its reverse (54445044131), we get a palindrome (67589098576).

The spelling of 13144054445 in words is "thirteen billion, one hundred forty-four million, fifty-four thousand, four hundred forty-five".