11204044046165 has 4 divisors (see below), whose sum is σ = 13444852855404. Its totient is φ = 8963235236928.

The previous prime is 11204044046161. The next prime is 11204044046179. The reversal of 11204044046165 is 56164044040211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5556420126436 + 5647623919729 = 2357206^2 + 2376473^2 .

It is a cyclic number.

It is not a de Polignac number, because 11204044046165 - 2² = 11204044046161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11204044046161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120404404612 + ... + 1120404404621.

It is an arithmetic number, because the mean of its divisors is an integer number (3361213213851).

Almost surely, 2^{11204044046165} is an apocalyptic number.

It is an amenable number.

11204044046165 is a deficient number, since it is larger than the sum of its proper divisors (2240808809239).

11204044046165 is an equidigital number, since it uses as much as digits as its factorization.

11204044046165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240808809238.

The product of its (nonzero) digits is 92160, while the sum is 38.

Adding to 11204044046165 its reverse (56164044040211), we get a palindrome (67368088086376).

The spelling of 11204044046165 in words is "eleven trillion, two hundred four billion, forty-four million, forty-six thousand, one hundred sixty-five".