11909144684735 has 8 divisors (see below), whose sum is σ = 14328286871040. Its totient is φ = 9502440248224.

The previous prime is 11909144684677. The next prime is 11909144684791. The reversal of 11909144684735 is 53748644190911.

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

It is a cyclic number.

It is not a de Polignac number, because 11909144684735 - 2²² = 11909140490431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3109435340 + ... + 3109439169.

It is an arithmetic number, because the mean of its divisors is an integer number (1791035858880).

Almost surely, 2^{11909144684735} is an apocalyptic number.

11909144684735 is a deficient number, since it is larger than the sum of its proper divisors (2419142186305).

11909144684735 is an equidigital number, since it uses as much as digits as its factorization.

11909144684735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6218874897.

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 11909144684735 in words is "eleven trillion, nine hundred nine billion, one hundred forty-four million, six hundred eighty-four thousand, seven hundred thirty-five".