13305042202544 has 20 divisors (see below), whose sum is σ = 25788399961320. Its totient is φ = 6649971244800.

The previous prime is 13305042202493. The next prime is 13305042202597. The reversal of 13305042202544 is 44520224050331.

It is a happy number.

It is a super-2 number, since 2×13305042202544² (a number of 27 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, 159322982 + ... + 159406469.

It is an arithmetic number, because the mean of its divisors is an integer number (1289419998066).

Almost surely, 2^{13305042202544} is an apocalyptic number.

It is an amenable number.

13305042202544 is a deficient number, since it is larger than the sum of its proper divisors (12483357758776).

13305042202544 is a wasteful number, since it uses less digits than its factorization.

13305042202544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318732068 (or 318732062 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 13305042202544 its reverse (44520224050331), we get a palindrome (57825266252875).

The spelling of 13305042202544 in words is "thirteen trillion, three hundred five billion, forty-two million, two hundred two thousand, five hundred forty-four".