3120166500 has 144 divisors (see below), whose sum is σ = 9987589248. Its totient is φ = 756360000.

The previous prime is 3120166471. The next prime is 3120166501. The reversal of 3120166500 is 56610213.

It is not an unprimeable number, because it can be changed into a prime (3120166501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172905 + ... + 190095.

Almost surely, 2^3120166500 is an apocalyptic number.

3120166500 is a gapful number since it is divisible by the number (30) 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 3120166500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4993794624).

3120166500 is an abundant number, since it is smaller than the sum of its proper divisors (6867422748).

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

3120166500 is a wasteful number, since it uses less digits than its factorization.

3120166500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17235 (or 17212 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 3120166500 is about 55858.4505692738. The cubic root of 3120166500 is about 1461.2547073610.

Adding to 3120166500 its reverse (56610213), we get a palindrome (3176776713).

The spelling of 3120166500 in words is "three billion, one hundred twenty million, one hundred sixty-six thousand, five hundred".