2636161316 has 6 divisors (see below), whose sum is σ = 4613282310. Its totient is φ = 1318080656.

The previous prime is 2636161313. The next prime is 2636161351. The reversal of 2636161316 is 6131616362.

It can be written as a sum of positive squares in only one way, i.e., 2629638400 + 6522916 = 51280^2 + 2554^2 .

It is not an unprimeable number, because it can be changed into a prime (2636161313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329520161 + ... + 329520168.

It is an arithmetic number, because the mean of its divisors is an integer number (768880385).

Almost surely, 2^2636161316 is an apocalyptic number.

It is an amenable number.

2636161316 is a deficient number, since it is larger than the sum of its proper divisors (1977120994).

2636161316 is a wasteful number, since it uses less digits than its factorization.

2636161316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659040333 (or 659040331 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 2636161316 is about 51343.5615827340. The cubic root of 2636161316 is about 1381.4144490675.

Adding to 2636161316 its reverse (6131616362), we get a palindrome (8767777678).

The spelling of 2636161316 in words is "two billion, six hundred thirty-six million, one hundred sixty-one thousand, three hundred sixteen".