11135531660 has 48 divisors (see below), whose sum is σ = 25527640320. Its totient is φ = 4046562240.

The previous prime is 11135531657. The next prime is 11135531699. The reversal of 11135531660 is 6613553111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326747 + ... + 359213.

It is an arithmetic number, because the mean of its divisors is an integer number (531825840).

Almost surely, 2^11135531660 is an apocalyptic number.

11135531660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11135531660 is an abundant number, since it is smaller than the sum of its proper divisors (14392108660).

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

11135531660 is a wasteful number, since it uses less digits than its factorization.

11135531660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34046 (or 34044 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The spelling of 11135531660 in words is "eleven billion, one hundred thirty-five million, five hundred thirty-one thousand, six hundred sixty".