155113123013404 has 6 divisors (see below), whose sum is σ = 271447965273464. Its totient is φ = 77556561506700.

The previous prime is 155113123013399. The next prime is 155113123013413. The reversal of 155113123013404 is 404310321311551.

It is a self number, because there is not a number n which added to its sum of digits gives 155113123013404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19389140376672 + ... + 19389140376679.

Almost surely, 2^{155113123013404} is an apocalyptic number.

It is an amenable number.

155113123013404 is a deficient number, since it is larger than the sum of its proper divisors (116334842260060).

155113123013404 is a wasteful number, since it uses less digits than its factorization.

155113123013404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38778280753355 (or 38778280753353 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 155113123013404 its reverse (404310321311551), we get a palindrome (559423444324955).

The spelling of 155113123013404 in words is "one hundred fifty-five trillion, one hundred thirteen billion, one hundred twenty-three million, thirteen thousand, four hundred four".