11601815066852 has 12 divisors (see below), whose sum is σ = 20589136598016. Its totient is φ = 5719204610280.

The previous prime is 11601815066783. The next prime is 11601815066893. The reversal of 11601815066852 is 25866051810611.

It is a super-2 number, since 2×11601815066852² (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 11601815066852.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20425730468 + ... + 20425731035.

It is an arithmetic number, because the mean of its divisors is an integer number (1715761383168).

Almost surely, 2^{11601815066852} is an apocalyptic number.

It is an amenable number.

11601815066852 is a deficient number, since it is larger than the sum of its proper divisors (8987321531164).

11601815066852 is a wasteful number, since it uses less digits than its factorization.

11601815066852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40851461578 (or 40851461576 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 50.

The spelling of 11601815066852 in words is "eleven trillion, six hundred one billion, eight hundred fifteen million, sixty-six thousand, eight hundred fifty-two".