11856183870079 has 2 divisors, whose sum is σ = 11856183870080. Its totient is φ = 11856183870078.

The previous prime is 11856183870067. The next prime is 11856183870127. The reversal of 11856183870079 is 97007838165811.

It is a weak prime.

It is an emirp because it is prime and its reverse (97007838165811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11856183870079 is a prime.

It is a super-2 number, since 2×11856183870079² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11856183870079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11856183870679) by changing a digit.

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 as a sum of consecutive naturals, namely, 5928091935039 + 5928091935040.

It is an arithmetic number, because the mean of its divisors is an integer number (5928091935040).

Almost surely, 2^{11856183870079} is an apocalyptic number.

11856183870079 is a deficient number, since it is larger than the sum of its proper divisors (1).

11856183870079 is an equidigital number, since it uses as much as digits as its factorization.

11856183870079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20321280, while the sum is 64.

The spelling of 11856183870079 in words is "eleven trillion, eight hundred fifty-six billion, one hundred eighty-three million, eight hundred seventy thousand, seventy-nine".