5115503432 has 128 divisors (see below), whose sum is σ = 10874304000. Its totient is φ = 2241008640.

The previous prime is 5115503431. The next prime is 5115503441. The reversal of 5115503432 is 2343055115.

It is a junction number, because it is equal to n+sod(n) for n = 5115503395 and 5115503404.

It is not an unprimeable number, because it can be changed into a prime (5115503431) 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 31 ways as a sum of consecutive naturals, for example, 29569298 + ... + 29569470.

It is an arithmetic number, because the mean of its divisors is an integer number (84955500).

Almost surely, 2^5115503432 is an apocalyptic number.

5115503432 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5115503432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5437152000).

5115503432 is an abundant number, since it is smaller than the sum of its proper divisors (5758800568).

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

5115503432 is a wasteful number, since it uses less digits than its factorization.

5115503432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 5115503432 is about 71522.7476541555. The cubic root of 5115503432 is about 1723.0430437204.

Adding to 5115503432 its reverse (2343055115), we get a palindrome (7458558547).

The spelling of 5115503432 in words is "five billion, one hundred fifteen million, five hundred three thousand, four hundred thirty-two".