11550534112 has 48 divisors (see below), whose sum is σ = 25778284560. Its totient is φ = 5050432512.

The previous prime is 11550534101. The next prime is 11550534133. The reversal of 11550534112 is 21143505511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722773 + ... + 738580.

It is an arithmetic number, because the mean of its divisors is an integer number (537047595).

Almost surely, 2^11550534112 is an apocalyptic number.

It is an amenable number.

11550534112 is an abundant number, since it is smaller than the sum of its proper divisors (14227750448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11550534112 is a wasteful number, since it uses less digits than its factorization.

11550534112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461395 (or 1461387 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 11550534112 in words is "eleven billion, five hundred fifty million, five hundred thirty-four thousand, one hundred twelve".