5161522244 has 12 divisors (see below), whose sum is σ = 9112599804. Its totient is φ = 2557922304.

The previous prime is 5161522241. The next prime is 5161522271. The reversal of 5161522244 is 4422251615.

It can be written as a sum of positive squares in 2 ways, for example, as 2257390144 + 2904132100 = 47512^2 + 53890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5161522244.

It is not an unprimeable number, because it can be changed into a prime (5161522241) 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, 5709197 + ... + 5710100.

It is an arithmetic number, because the mean of its divisors is an integer number (759383317).

Almost surely, 2^5161522244 is an apocalyptic number.

It is an amenable number.

5161522244 is a deficient number, since it is larger than the sum of its proper divisors (3951077560).

5161522244 is a wasteful number, since it uses less digits than its factorization.

5161522244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11419414 (or 11419412 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 5161522244 is about 71843.7348973451. The cubic root of 5161522244 is about 1728.1944301579.

Adding to 5161522244 its reverse (4422251615), we get a palindrome (9583773859).

The spelling of 5161522244 in words is "five billion, one hundred sixty-one million, five hundred twenty-two thousand, two hundred forty-four".