11553266312 has 32 divisors (see below), whose sum is σ = 26060001600. Its totient is φ = 4690799424.

The previous prime is 11553266311. The next prime is 11553266323. The reversal of 11553266312 is 21366235511.

It is not an unprimeable number, because it can be changed into a prime (11553266311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5428103 + ... + 5430230.

It is an arithmetic number, because the mean of its divisors is an integer number (814375050).

Almost surely, 2^11553266312 is an apocalyptic number.

It is an amenable number.

11553266312 is an abundant number, since it is smaller than the sum of its proper divisors (14506735288).

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

11553266312 is a wasteful number, since it uses less digits than its factorization.

11553266312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10858365 (or 10858361 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The spelling of 11553266312 in words is "eleven billion, five hundred fifty-three million, two hundred sixty-six thousand, three hundred twelve".