6255627408 has 100 divisors (see below), whose sum is σ = 18210909948. Its totient is φ = 2073081600.

The previous prime is 6255627383. The next prime is 6255627437. The reversal of 6255627408 is 8047265526.

It can be written as a sum of positive squares in 2 ways, for example, as 5677321104 + 578306304 = 75348^2 + 24048^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 210258 + ... + 238158.

Almost surely, 2^6255627408 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 6255627408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9105454974).

6255627408 is an abundant number, since it is smaller than the sum of its proper divisors (11955282540).

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

6255627408 is a wasteful number, since it uses less digits than its factorization.

6255627408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28094 (or 28079 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The square root of 6255627408 is about 79092.5243496501. The cubic root of 6255627408 is about 1842.5684247685.

The spelling of 6255627408 in words is "six billion, two hundred fifty-five million, six hundred twenty-seven thousand, four hundred eight".