5115423264 has 96 divisors (see below), whose sum is σ = 15402231936. Its totient is φ = 1456220160.

The previous prime is 5115423263. The next prime is 5115423293. The reversal of 5115423264 is 4623245115.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (5115423263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172404 + ... + 199884.

It is an arithmetic number, because the mean of its divisors is an integer number (160439916).

Almost surely, 2^5115423264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5115423264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7701115968).

5115423264 is an abundant number, since it is smaller than the sum of its proper divisors (10286808672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5115423264 is a wasteful number, since it uses less digits than its factorization.

5115423264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27778 (or 27770 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 5115423264 is about 71522.1872148776. The cubic root of 5115423264 is about 1723.0340427401.

Adding to 5115423264 its reverse (4623245115), we get a palindrome (9738668379).

The spelling of 5115423264 in words is "five billion, one hundred fifteen million, four hundred twenty-three thousand, two hundred sixty-four".