11555203314323 has 32 divisors (see below), whose sum is σ = 13114646267904. Its totient is φ = 10119385216512.

The previous prime is 11555203314311. The next prime is 11555203314331. The reversal of 11555203314323 is 32341330255511.

11555203314323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11555203314323 - 2³⁰ = 11554129572499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11555203314383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71777186 + ... + 71937992.

It is an arithmetic number, because the mean of its divisors is an integer number (409832695872).

Almost surely, 2^{11555203314323} is an apocalyptic number.

11555203314323 is a deficient number, since it is larger than the sum of its proper divisors (1559442953581).

11555203314323 is a wasteful number, since it uses less digits than its factorization.

11555203314323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165851.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 11555203314323 its reverse (32341330255511), we get a palindrome (43896533569834).

The spelling of 11555203314323 in words is "eleven trillion, five hundred fifty-five billion, two hundred three million, three hundred fourteen thousand, three hundred twenty-three".