11534550422013 has 24 divisors (see below), whose sum is σ = 16697757024000. Its totient is φ = 7672745577024.

The previous prime is 11534550421909. The next prime is 11534550422027. The reversal of 11534550422013 is 31022405543511.

11534550422013 is a `hidden beast` number, since 1 + 1 + 5 + 34 + 550 + 42 + 20 + 13 = 666.

It is not a de Polignac number, because 11534550422013 - 2³³ = 11525960487421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11534550422113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73259508 + ... + 73416786.

It is an arithmetic number, because the mean of its divisors is an integer number (695739876000).

Almost surely, 2^{11534550422013} is an apocalyptic number.

It is an amenable number.

11534550422013 is a deficient number, since it is larger than the sum of its proper divisors (5163206601987).

11534550422013 is a wasteful number, since it uses less digits than its factorization.

11534550422013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175201 (or 175198 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 11534550422013 its reverse (31022405543511), we get a palindrome (42556955965524).

The spelling of 11534550422013 in words is "eleven trillion, five hundred thirty-four billion, five hundred fifty million, four hundred twenty-two thousand, thirteen".