11173784086079 has 4 divisors (see below), whose sum is σ = 11331161326800. Its totient is φ = 11016406845360.

The previous prime is 11173784086009. The next prime is 11173784086103. The reversal of 11173784086079 is 97068048737111.

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 11173784086079 - 2⁸ = 11173784085823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11173784086009) 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, 78688620254 + ... + 78688620395.

It is an arithmetic number, because the mean of its divisors is an integer number (2832790331700).

Almost surely, 2^{11173784086079} is an apocalyptic number.

11173784086079 is a deficient number, since it is larger than the sum of its proper divisors (157377240721).

11173784086079 is an equidigital number, since it uses as much as digits as its factorization.

11173784086079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157377240720.

The product of its (nonzero) digits is 14224896, while the sum is 62.

The spelling of 11173784086079 in words is "eleven trillion, one hundred seventy-three billion, seven hundred eighty-four million, eighty-six thousand, seventy-nine".