5521361312 has 12 divisors (see below), whose sum is σ = 10870180146. Its totient is φ = 2760680640.

The previous prime is 5521361311. The next prime is 5521361323. The reversal of 5521361312 is 2131631255.

It can be written as a sum of positive squares in only one way, i.e., 4451024656 + 1070336656 = 66716^2 + 32716^2 .

It is a super-2 number, since 2×5521361312² = 60970861475300722688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5521361311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86271239 + ... + 86271302.

Almost surely, 2^5521361312 is an apocalyptic number.

It is an amenable number.

5521361312 is a deficient number, since it is larger than the sum of its proper divisors (5348818834).

5521361312 is a wasteful number, since it uses less digits than its factorization.

5521361312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172542551 (or 172542543 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 5521361312 is about 74305.8632410660. The cubic root of 5521361312 is about 1767.4564540566.

Adding to 5521361312 its reverse (2131631255), we get a palindrome (7652992567).

The spelling of 5521361312 in words is "five billion, five hundred twenty-one million, three hundred sixty-one thousand, three hundred twelve".