11794387811611 has 16 divisors (see below), whose sum is σ = 12141651600864. Its totient is φ = 11451965085184.

The previous prime is 11794387811599. The next prime is 11794387811621. The reversal of 11794387811611 is 11611878349711.

It is not a de Polignac number, because 11794387811611 - 2⁷ = 11794387811483 is a prime.

It is a super-2 number, since 2×11794387811611² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11794387811621) 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 15 ways as a sum of consecutive naturals, for example, 4476201 + ... + 6604933.

It is an arithmetic number, because the mean of its divisors is an integer number (758853225054).

Almost surely, 2^{11794387811611} is an apocalyptic number.

11794387811611 is a deficient number, since it is larger than the sum of its proper divisors (347263789253).

11794387811611 is a wasteful number, since it uses less digits than its factorization.

11794387811611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129870.

The product of its digits is 2032128, while the sum is 58.

The spelling of 11794387811611 in words is "eleven trillion, seven hundred ninety-four billion, three hundred eighty-seven million, eight hundred eleven thousand, six hundred eleven".