5112166500 has 384 divisors, whose sum is σ = 19322634240. Its totient is φ = 1142640000.

The previous prime is 5112166483. The next prime is 5112166511. The reversal of 5112166500 is 56612115.

It is a happy number.

5112166500 is a `hidden beast` number, since 5 + 1 + 1 + 2 + 1 + 6 + 650 + 0 = 666.

It is a super-2 number, since 2×5112166500² = 52268492647444500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4440925 + ... + 4442075.

It is an arithmetic number, because the mean of its divisors is an integer number (50319360).

Almost surely, 2^5112166500 is an apocalyptic number.

5112166500 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 5112166500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9661317120).

5112166500 is an abundant number, since it is smaller than the sum of its proper divisors (14210467740).

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

5112166500 is a wasteful number, since it uses less digits than its factorization.

5112166500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233 (or 1215 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 5112166500 is about 71499.4160815317. The cubic root of 5112166500 is about 1722.6683052282.

Adding to 5112166500 its reverse (56612115), we get a palindrome (5168778615).

The spelling of 5112166500 in words is "five billion, one hundred twelve million, one hundred sixty-six thousand, five hundred".