11186911059857 has 8 divisors (see below), whose sum is σ = 12050856569640. Its totient is φ = 10323453248640.

The previous prime is 11186911059787. The next prime is 11186911059953. The reversal of 11186911059857 is 75895011968111.

It is a Cunningham number, because it is equal to 3344684²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 11186911059856 = 1^2 + 3344684^2 .

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 11186911059857 - 2¹⁰ = 11186911058833 is a prime.

It is a super-2 number, since 2×11186911059857² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11186911059857.

It is not an unprimeable number, because it can be changed into a prime (11186911059557) 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 in 7 ways as a sum of consecutive naturals, for example, 121876994 + ... + 121968747.

It is an arithmetic number, because the mean of its divisors is an integer number (1506357071205).

Almost surely, 2^{11186911059857} is an apocalyptic number.

It is an amenable number.

11186911059857 is a deficient number, since it is larger than the sum of its proper divisors (863945509783).

11186911059857 is a wasteful number, since it uses less digits than its factorization.

11186911059857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243849283.

The product of its (nonzero) digits is 5443200, while the sum is 62.

The spelling of 11186911059857 in words is "eleven trillion, one hundred eighty-six billion, nine hundred eleven million, fifty-nine thousand, eight hundred fifty-seven".