13544431114 has 16 divisors (see below), whose sum is σ = 21514154688. Its totient is φ = 6373135552.

The previous prime is 13544431099. The next prime is 13544431129. The reversal of 13544431114 is 41113444531.

It is an interprime number because it is at equal distance from previous prime (13544431099) and next prime (13544431129).

It is a super-2 number, since 2×13544431114² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402819 + ... + 435145.

It is an arithmetic number, because the mean of its divisors is an integer number (1344634668).

Almost surely, 2^13544431114 is an apocalyptic number.

13544431114 is a deficient number, since it is larger than the sum of its proper divisors (7969723574).

13544431114 is a wasteful number, since it uses less digits than its factorization.

13544431114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44669.

The product of its digits is 11520, while the sum is 31.

Adding to 13544431114 its reverse (41113444531), we get a palindrome (54657875645).

The spelling of 13544431114 in words is "thirteen billion, five hundred forty-four million, four hundred thirty-one thousand, one hundred fourteen".