6256544760 has 128 divisors (see below), whose sum is σ = 20883456000. Its totient is φ = 1666147968.

The previous prime is 6256544753. The next prime is 6256544807. The reversal of 6256544760 is 674456526.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 885321 + ... + 892359.

It is an arithmetic number, because the mean of its divisors is an integer number (163152000).

Almost surely, 2^6256544760 is an apocalyptic number.

6256544760 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 6256544760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10441728000).

6256544760 is an abundant number, since it is smaller than the sum of its proper divisors (14626911240).

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

6256544760 is a wasteful number, since it uses less digits than its factorization.

6256544760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7882 (or 7872 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The square root of 6256544760 is about 79098.3233703471. The cubic root of 6256544760 is about 1842.6584877418.

The spelling of 6256544760 in words is "six billion, two hundred fifty-six million, five hundred forty-four thousand, seven hundred sixty".