36611163407645 has 32 divisors (see below), whose sum is σ = 44228104034400. Its totient is φ = 29093281652736.

The previous prime is 36611163407641. The next prime is 36611163407669. The reversal of 36611163407645 is 54670436111663.

It can be written as a sum of positive squares in 16 ways, for example, as 8854260823321 + 27756902584324 = 2975611^2 + 5268482^2 .

It is a cyclic number.

It is not a de Polignac number, because 36611163407645 - 2² = 36611163407641 is a prime.

It is a super-5 number, since 5×36611163407645⁵ (a number of 69 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36611163407641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 574810961 + ... + 574874649.

It is an arithmetic number, because the mean of its divisors is an integer number (1382128251075).

Almost surely, 2^{36611163407645} is an apocalyptic number.

It is an amenable number.

36611163407645 is a deficient number, since it is larger than the sum of its proper divisors (7616940626755).

36611163407645 is a wasteful number, since it uses less digits than its factorization.

36611163407645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65297.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 36611163407645 in words is "thirty-six trillion, six hundred eleven billion, one hundred sixty-three million, four hundred seven thousand, six hundred forty-five".