11529842772 has 96 divisors (see below), whose sum is σ = 31774941184. Its totient is φ = 3184272000.

The previous prime is 11529842771. The next prime is 11529842843. The reversal of 11529842772 is 27724892511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11529842771) 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, 2844147 + ... + 2848197.

Almost surely, 2^11529842772 is an apocalyptic number.

11529842772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11529842772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15887470592).

11529842772 is an abundant number, since it is smaller than the sum of its proper divisors (20245098412).

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

11529842772 is a wasteful number, since it uses less digits than its factorization.

11529842772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189 (or 5187 counting only the distinct ones).

The product of its digits is 564480, while the sum is 48.

The spelling of 11529842772 in words is "eleven billion, five hundred twenty-nine million, eight hundred forty-two thousand, seven hundred seventy-two".