13544435040 has 96 divisors (see below), whose sum is σ = 44520005376. Its totient is φ = 3454809600.

The previous prime is 13544434997. The next prime is 13544435053. The reversal of 13544435040 is 4053444531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 13544434992 and 13544435010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 602386 + ... + 624465.

It is an arithmetic number, because the mean of its divisors is an integer number (463750056).

Almost surely, 2^13544435040 is an apocalyptic number.

13544435040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13544435040 is an abundant number, since it is smaller than the sum of its proper divisors (30975570336).

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

13544435040 is a wasteful number, since it uses less digits than its factorization.

13544435040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226892 (or 1226884 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 13544435040 its reverse (4053444531), we get a palindrome (17597879571).

The spelling of 13544435040 in words is "thirteen billion, five hundred forty-four million, four hundred thirty-five thousand, forty".