13541454544 has 10 divisors (see below), whose sum is σ = 26236568210. Its totient is φ = 6770727264.

The previous prime is 13541454541. The next prime is 13541454551. The reversal of 13541454544 is 44545414531.

It can be written as a sum of positive squares in only one way, i.e., 13273804944 + 267649600 = 115212^2 + 16360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13541454497 and 13541454506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13541454541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423170439 + ... + 423170470.

It is an arithmetic number, because the mean of its divisors is an integer number (2623656821).

Almost surely, 2^13541454544 is an apocalyptic number.

It is an amenable number.

13541454544 is a deficient number, since it is larger than the sum of its proper divisors (12695113666).

13541454544 is an equidigital number, since it uses as much as digits as its factorization.

13541454544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846340917 (or 846340911 counting only the distinct ones).

The product of its digits is 384000, while the sum is 40.

The spelling of 13541454544 in words is "thirteen billion, five hundred forty-one million, four hundred fifty-four thousand, five hundred forty-four".