13540304406 has 32 divisors (see below), whose sum is σ = 27463367808. Its totient is φ = 4449695040.

The previous prime is 13540304377. The next prime is 13540304411. The reversal of 13540304406 is 60440304531.

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, 1313685 + ... + 1323951.

It is an arithmetic number, because the mean of its divisors is an integer number (858230244).

Almost surely, 2^13540304406 is an apocalyptic number.

13540304406 is an abundant number, since it is smaller than the sum of its proper divisors (13923063402).

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

13540304406 is a wasteful number, since it uses less digits than its factorization.

13540304406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13356.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 13540304406 its reverse (60440304531), we get a palindrome (73980608937).

The spelling of 13540304406 in words is "thirteen billion, five hundred forty million, three hundred four thousand, four hundred six".