11873663082811 has 4 divisors (see below), whose sum is σ = 11873741152000. Its totient is φ = 11873585013624.

The previous prime is 11873663082779. The next prime is 11873663082893. The reversal of 11873663082811 is 11828036637811.

11873663082811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11873663082811 - 2⁵ = 11873663082779 is a prime.

It is a super-3 number, since 3×11873663082811³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11873663083811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38806011 + ... + 39110788.

It is an arithmetic number, because the mean of its divisors is an integer number (2968435288000).

Almost surely, 2^{11873663082811} is an apocalyptic number.

11873663082811 is a deficient number, since it is larger than the sum of its proper divisors (78069189).

11873663082811 is an equidigital number, since it uses as much as digits as its factorization.

11873663082811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78069188.

The product of its (nonzero) digits is 2322432, while the sum is 55.

The spelling of 11873663082811 in words is "eleven trillion, eight hundred seventy-three billion, six hundred sixty-three million, eighty-two thousand, eight hundred eleven".