5231315512 has 16 divisors (see below), whose sum is σ = 9955116360. Its totient is φ = 2576617824.

The previous prime is 5231315489. The next prime is 5231315533. The reversal of 5231315512 is 2155131325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4879423 + ... + 4880494.

Almost surely, 2^5231315512 is an apocalyptic number.

It is an amenable number.

5231315512 is a deficient number, since it is larger than the sum of its proper divisors (4723800848).

5231315512 is a wasteful number, since it uses less digits than its factorization.

5231315512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9759990 (or 9759986 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 5231315512 is about 72327.8335912254. The cubic root of 5231315512 is about 1735.9490373807.

Adding to 5231315512 its reverse (2155131325), we get a palindrome (7386446837).

The spelling of 5231315512 in words is "five billion, two hundred thirty-one million, three hundred fifteen thousand, five hundred twelve".