11528134266 has 16 divisors (see below), whose sum is σ = 25152293088. Its totient is φ = 3493374000.

The previous prime is 11528134249. The next prime is 11528134279. The reversal of 11528134266 is 66243182511.

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 7 ways as a sum of consecutive naturals, for example, 87334285 + ... + 87334416.

It is an arithmetic number, because the mean of its divisors is an integer number (1572018318).

Almost surely, 2^11528134266 is an apocalyptic number.

11528134266 is an abundant number, since it is smaller than the sum of its proper divisors (13624158822).

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

11528134266 is a wasteful number, since it uses less digits than its factorization.

11528134266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174668717.

The product of its digits is 69120, while the sum is 39.

The spelling of 11528134266 in words is "eleven billion, five hundred twenty-eight million, one hundred thirty-four thousand, two hundred sixty-six".