5515324312 has 8 divisors (see below), whose sum is σ = 10341233100. Its totient is φ = 2757662152.

The previous prime is 5515324267. The next prime is 5515324327. The reversal of 5515324312 is 2134235155.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 344707762 + ... + 344707777.

Almost surely, 2^5515324312 is an apocalyptic number.

It is an amenable number.

5515324312 is a deficient number, since it is larger than the sum of its proper divisors (4825908788).

5515324312 is a wasteful number, since it uses less digits than its factorization.

5515324312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689415545 (or 689415541 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 5515324312 is about 74265.2294953702. The cubic root of 5515324312 is about 1766.8120461986.

Adding to 5515324312 its reverse (2134235155), we get a palindrome (7649559467).

The spelling of 5515324312 in words is "five billion, five hundred fifteen million, three hundred twenty-four thousand, three hundred twelve".