11266147215 has 24 divisors (see below), whose sum is σ = 20201369760. Its totient is φ = 5801417664.

The previous prime is 11266147213. The next prime is 11266147253. The reversal of 11266147215 is 51274166211.

11266147215 is a `hidden beast` number, since 1 + 1 + 26 + 614 + 7 + 2 + 15 = 666.

It is not a de Polignac number, because 11266147215 - 2¹ = 11266147213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11266147215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11266147213) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 4315227 + ... + 4317836.

It is an arithmetic number, because the mean of its divisors is an integer number (841723740).

Almost surely, 2^11266147215 is an apocalyptic number.

11266147215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11266147215 is a deficient number, since it is larger than the sum of its proper divisors (8935222545).

11266147215 is a wasteful number, since it uses less digits than its factorization.

11266147215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8633103 (or 8633100 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The spelling of 11266147215 in words is "eleven billion, two hundred sixty-six million, one hundred forty-seven thousand, two hundred fifteen".