13534305344 has 28 divisors (see below), whose sum is σ = 30693872064. Its totient is φ = 5800416384.

The previous prime is 13534305329. The next prime is 13534305371. The reversal of 13534305344 is 44350343531.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×13534305344² (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 3 ways as a sum of consecutive naturals, for example, 15104804 + ... + 15105699.

Almost surely, 2^13534305344 is an apocalyptic number.

13534305344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13534305344 is an abundant number, since it is smaller than the sum of its proper divisors (17159566720).

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

13534305344 is an equidigital number, since it uses as much as digits as its factorization.

13534305344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30210522 (or 30210512 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 13534305344 its reverse (44350343531), we get a palindrome (57884648875).

The spelling of 13534305344 in words is "thirteen billion, five hundred thirty-four million, three hundred five thousand, three hundred forty-four".