11534550422012 has 12 divisors (see below), whose sum is σ = 20203863850800. Its totient is φ = 5762017893216.

The previous prime is 11534550421909. The next prime is 11534550422027. The reversal of 11534550422012 is 21022405543511.

It is a congruent number.

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, 1314324512 + ... + 1314333287.

It is an arithmetic number, because the mean of its divisors is an integer number (1683655320900).

Almost surely, 2^{11534550422012} is an apocalyptic number.

It is an amenable number.

11534550422012 is a deficient number, since it is larger than the sum of its proper divisors (8669313428788).

11534550422012 is a wasteful number, since it uses less digits than its factorization.

11534550422012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628658900 (or 2628658898 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 11534550422012 its reverse (21022405543511), we get a palindrome (32556955965523).

The spelling of 11534550422012 in words is "eleven trillion, five hundred thirty-four billion, five hundred fifty million, four hundred twenty-two thousand, twelve".