5011166500 has 96 divisors (see below), whose sum is σ = 11729442816. Its totient is φ = 1863564800.

The previous prime is 5011166491. The next prime is 5011166509. The reversal of 5011166500 is 56611105.

It is an interprime number because it is at equal distance from previous prime (5011166491) and next prime (5011166509).

It is a super-2 number, since 2×5011166500² = 50223579381444500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (5011166509) 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, 701949 + ... + 709051.

It is an arithmetic number, because the mean of its divisors is an integer number (122181696).

Almost surely, 2^5011166500 is an apocalyptic number.

5011166500 is a gapful number since it is divisible by the number (50) 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 5011166500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5864721408).

5011166500 is an abundant number, since it is smaller than the sum of its proper divisors (6718276316).

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

5011166500 is a wasteful number, since it uses less digits than its factorization.

5011166500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7222 (or 7210 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 5011166500 is about 70789.5931617070. The cubic root of 5011166500 is about 1711.2479633084.

Adding to 5011166500 its reverse (56611105), we get a palindrome (5067777605).

It can be divided in two parts, 50111 and 66500, that added together give a palindrome (116611).

The spelling of 5011166500 in words is "five billion, eleven million, one hundred sixty-six thousand, five hundred".