11129732592 has 80 divisors (see below), whose sum is σ = 32377451520. Its totient is φ = 3263846400.

The previous prime is 11129732573. The next prime is 11129732609. The reversal of 11129732592 is 29523792111.

It is a congruent number.

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, 323617 + ... + 356352.

It is an arithmetic number, because the mean of its divisors is an integer number (404718144).

Almost surely, 2^11129732592 is an apocalyptic number.

11129732592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11129732592 is an abundant number, since it is smaller than the sum of its proper divisors (21247718928).

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

11129732592 is a wasteful number, since it uses less digits than its factorization.

11129732592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680022 (or 680016 counting only the distinct ones).

The product of its digits is 68040, while the sum is 42.

The spelling of 11129732592 in words is "eleven billion, one hundred twenty-nine million, seven hundred thirty-two thousand, five hundred ninety-two".