11775300399 has 10 divisors (see below), whose sum is σ = 17590263680. Its totient is φ = 7850200212.

The previous prime is 11775300377. The next prime is 11775300401. The reversal of 11775300399 is 99300357711.

11775300399 is a `hidden beast` number, since 11 + 77 + 530 + 0 + 39 + 9 = 666.

It is not a de Polignac number, because 11775300399 - 2¹⁵ = 11775267631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11775300319) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 72686959 + ... + 72687120.

It is an arithmetic number, because the mean of its divisors is an integer number (1759026368).

Almost surely, 2^11775300399 is an apocalyptic number.

11775300399 is a deficient number, since it is larger than the sum of its proper divisors (5814963281).

11775300399 is an equidigital number, since it uses as much as digits as its factorization.

11775300399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145374091 (or 145374082 counting only the distinct ones).

The product of its (nonzero) digits is 178605, while the sum is 45.

The spelling of 11775300399 in words is "eleven billion, seven hundred seventy-five million, three hundred thousand, three hundred ninety-nine".