5115233550 has 96 divisors (see below), whose sum is σ = 14513571072. Its totient is φ = 1167943680.

The previous prime is 5115233549. The next prime is 5115233611. The reversal of 5115233550 is 553325115.

It is a super-2 number, since 2×5115233550² = 52331228542091205000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1275849 + ... + 1279851.

It is an arithmetic number, because the mean of its divisors is an integer number (151183032).

Almost surely, 2^5115233550 is an apocalyptic number.

5115233550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5115233550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7256785536).

5115233550 is an abundant number, since it is smaller than the sum of its proper divisors (9398337522).

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

5115233550 is a wasteful number, since it uses less digits than its factorization.

5115233550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242 (or 5237 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 5115233550 is about 71520.8609428047. The cubic root of 5115233550 is about 1723.0127419468.

Adding to 5115233550 its reverse (553325115), we get a palindrome (5668558665).

The spelling of 5115233550 in words is "five billion, one hundred fifteen million, two hundred thirty-three thousand, five hundred fifty".