11662828305 has 8 divisors (see below), whose sum is σ = 18660525312. Its totient is φ = 6220175088.

The previous prime is 11662828279. The next prime is 11662828319. The reversal of 11662828305 is 50382826611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11662828305 - 2⁹ = 11662827793 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388760929 + ... + 388760958.

It is an arithmetic number, because the mean of its divisors is an integer number (2332565664).

Almost surely, 2^11662828305 is an apocalyptic number.

11662828305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11662828305 is a deficient number, since it is larger than the sum of its proper divisors (6997697007).

11662828305 is an equidigital number, since it uses as much as digits as its factorization.

11662828305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777521895.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 11662828305 in words is "eleven billion, six hundred sixty-two million, eight hundred twenty-eight thousand, three hundred five".