11534136992 has 96 divisors (see below), whose sum is σ = 26604547200. Its totient is φ = 4819304448.

The previous prime is 11534136881. The next prime is 11534137001. The reversal of 11534136992 is 29963143511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8947484 + ... + 8948772.

It is an arithmetic number, because the mean of its divisors is an integer number (277130700).

Almost surely, 2^11534136992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11534136992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13302273600).

11534136992 is an abundant number, since it is smaller than the sum of its proper divisors (15070410208).

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

11534136992 is a wasteful number, since it uses less digits than its factorization.

11534136992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278 (or 2270 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The spelling of 11534136992 in words is "eleven billion, five hundred thirty-four million, one hundred thirty-six thousand, nine hundred ninety-two".