13544454120 has 64 divisors (see below), whose sum is σ = 40641030720. Its totient is φ = 3611172864.

The previous prime is 13544454113. The next prime is 13544454127. The reversal of 13544454120 is 2145444531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13544454113) and next prime (13544454127).

It is not an unprimeable number, because it can be changed into a prime (13544454127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1183144 + ... + 1194536.

It is an arithmetic number, because the mean of its divisors is an integer number (635016105).

Almost surely, 2^13544454120 is an apocalyptic number.

13544454120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13544454120 is an abundant number, since it is smaller than the sum of its proper divisors (27096576600).

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

13544454120 is a wasteful number, since it uses less digits than its factorization.

13544454120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21314 (or 21310 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 13544454120 its reverse (2145444531), we get a palindrome (15689898651).

The spelling of 13544454120 in words is "thirteen billion, five hundred forty-four million, four hundred fifty-four thousand, one hundred twenty".