11909677635 has 12 divisors (see below), whose sum is σ = 20643441312. Its totient is φ = 6351828048.

The previous prime is 11909677597. The next prime is 11909677649. The reversal of 11909677635 is 53677690911.

It is a happy number.

11909677635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11909677635 - 2²⁰ = 11908629059 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 132329707 + ... + 132329796.

It is an arithmetic number, because the mean of its divisors is an integer number (1720286776).

Almost surely, 2^11909677635 is an apocalyptic number.

11909677635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11909677635 is a deficient number, since it is larger than the sum of its proper divisors (8733763677).

11909677635 is a wasteful number, since it uses less digits than its factorization.

11909677635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264659514 (or 264659511 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 54.

The spelling of 11909677635 in words is "eleven billion, nine hundred nine million, six hundred seventy-seven thousand, six hundred thirty-five".