13604241254056 has 16 divisors (see below), whose sum is σ = 25794558558900. Its totient is φ = 6725692305024.

The previous prime is 13604241254033. The next prime is 13604241254083. The reversal of 13604241254056 is 65045214240631.

It can be written as a sum of positive squares in 2 ways, for example, as 11327492221956 + 2276749032100 = 3365634^2 + 1508890^2 .

It is a super-2 number, since 2×13604241254056² (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, 9553539495 + ... + 9553540918.

Almost surely, 2^{13604241254056} is an apocalyptic number.

It is an amenable number.

13604241254056 is a deficient number, since it is larger than the sum of its proper divisors (12190317304844).

13604241254056 is a wasteful number, since it uses less digits than its factorization.

13604241254056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19107080508 (or 19107080504 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 13604241254056 its reverse (65045214240631), we get a palindrome (78649455494687).

The spelling of 13604241254056 in words is "thirteen trillion, six hundred four billion, two hundred forty-one million, two hundred fifty-four thousand, fifty-six".