11527399368 has 24 divisors (see below), whose sum is σ = 31220040150. Its totient is φ = 3842466432.

The previous prime is 11527399339. The next prime is 11527399369. The reversal of 11527399368 is 86399372511.

11527399368 is a `hidden beast` number, since 1 + 1 + 5 + 273 + 9 + 9 + 368 = 666.

11527399368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11236424004 + 290975364 = 106002^2 + 17058^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (11527399369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80051313 + ... + 80051456.

Almost surely, 2^11527399368 is an apocalyptic number.

11527399368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11527399368 is an abundant number, since it is smaller than the sum of its proper divisors (19692640782).

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

11527399368 is a wasteful number, since it uses less digits than its factorization.

11527399368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160102781 (or 160102774 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The spelling of 11527399368 in words is "eleven billion, five hundred twenty-seven million, three hundred ninety-nine thousand, three hundred sixty-eight".