6216250000 has 80 divisors (see below), whose sum is σ = 15057969264. Its totient is φ = 2486000000.

The previous prime is 6216249917. The next prime is 6216250067. The reversal of 6216250000 is 526126.

It can be written as a sum of positive squares in 8 ways, for example, as 5177090304 + 1039159696 = 71952^2 + 32236^2 .

It is a tau number, because it is divible by the number of its divisors (80).

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 15 ways as a sum of consecutive naturals, for example, 1247514 + ... + 1252486.

Almost surely, 2^6216250000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6216250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7528984632).

6216250000 is an abundant number, since it is smaller than the sum of its proper divisors (8841719264).

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

6216250000 is an frugal number, since it uses more digits than its factorization.

6216250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016 (or 4980 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 6216250000 is about 78843.1988189216. The cubic root of 6216250000 is about 1838.6941348713.

Adding to 6216250000 its reverse (526126), we get a palindrome (6216776126).

The spelling of 6216250000 in words is "six billion, two hundred sixteen million, two hundred fifty thousand".