6249999960 has 256 divisors, whose sum is σ = 21648384000. Its totient is φ = 1601994240.

The previous prime is 6249999949. The next prime is 6249999961. The reversal of 6249999960 is 699999426.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6249999961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13498689 + ... + 13499151.

It is an arithmetic number, because the mean of its divisors is an integer number (84564000).

Almost surely, 2^6249999960 is an apocalyptic number.

6249999960 is a gapful number since it is divisible by the number (60) 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 6249999960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10824192000).

6249999960 is an abundant number, since it is smaller than the sum of its proper divisors (15398384040).

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

6249999960 is a wasteful number, since it uses less digits than its factorization.

6249999960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943 (or 933 counting only the distinct ones).

The product of its (nonzero) digits is 17006112, while the sum is 63.

The square root of 6249999960 is about 79056.9412512273. The cubic root of 6249999960 is about 1842.0157453906.

The spelling of 6249999960 in words is "six billion, two hundred forty-nine million, nine hundred ninety-nine thousand, nine hundred sixty".