5121333000 has 640 divisors, whose sum is σ = 20973888000. Its totient is φ = 1155772800.

The previous prime is 5121332999. The next prime is 5121333053. The reversal of 5121333000 is 3331215.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 64826961 + ... + 64827039.

It is an arithmetic number, because the mean of its divisors is an integer number (32771700).

Almost surely, 2^5121333000 is an apocalyptic number.

5121333000 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 5121333000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10486944000).

5121333000 is an abundant number, since it is smaller than the sum of its proper divisors (15852555000).

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

5121333000 is an equidigital number, since it uses as much as digits as its factorization.

5121333000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 5121333000 is about 71563.4892944719. The cubic root of 5121333000 is about 1723.6973151634.

Adding to 5121333000 its reverse (3331215), we get a palindrome (5124664215).

The spelling of 5121333000 in words is "five billion, one hundred twenty-one million, three hundred thirty-three thousand".