13404042544 has 10 divisors (see below), whose sum is σ = 25970332460. Its totient is φ = 6702021264.

The previous prime is 13404042497. The next prime is 13404042563. The reversal of 13404042544 is 44524040431.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418876314 + ... + 418876345.

It is an arithmetic number, because the mean of its divisors is an integer number (2597033246).

Almost surely, 2^13404042544 is an apocalyptic number.

It is an amenable number.

13404042544 is a deficient number, since it is larger than the sum of its proper divisors (12566289916).

13404042544 is an equidigital number, since it uses as much as digits as its factorization.

13404042544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837752667 (or 837752661 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 13404042544 its reverse (44524040431), we get a palindrome (57928082975).

The spelling of 13404042544 in words is "thirteen billion, four hundred four million, forty-two thousand, five hundred forty-four".