11804872047 has 8 divisors (see below), whose sum is σ = 15770754480. Its totient is φ = 7854452160.

The previous prime is 11804872003. The next prime is 11804872067. The reversal of 11804872047 is 74027840811.

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

It is not a de Polignac number, because 11804872047 - 2²⁶ = 11737763183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11804872067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3863854 + ... + 3866907.

It is an arithmetic number, because the mean of its divisors is an integer number (1971344310).

Almost surely, 2^11804872047 is an apocalyptic number.

11804872047 is a deficient number, since it is larger than the sum of its proper divisors (3965882433).

11804872047 is an equidigital number, since it uses as much as digits as its factorization.

11804872047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7731273.

The product of its (nonzero) digits is 100352, while the sum is 42.

The spelling of 11804872047 in words is "eleven billion, eight hundred four million, eight hundred seventy-two thousand, forty-seven".