6256642355712 has 480 divisors, whose sum is σ = 22286744092800. Its totient is φ = 1725964886016.

The previous prime is 6256642355681. The next prime is 6256642355759. The reversal of 6256642355712 is 2175532466526.

6256642355712 is a `hidden beast` number, since 6 + 2 + 5 + 6 + 64 + 2 + 3 + 5 + 571 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19484653 + ... + 19803155.

It is an arithmetic number, because the mean of its divisors is an integer number (46430716860).

Almost surely, 2^{6256642355712} 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 6256642355712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11143372046400).

6256642355712 is an abundant number, since it is smaller than the sum of its proper divisors (16030101737088).

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

6256642355712 is a wasteful number, since it uses less digits than its factorization.

6256642355712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318573 (or 318544 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 54.

The spelling of 6256642355712 in words is "six trillion, two hundred fifty-six billion, six hundred forty-two million, three hundred fifty-five thousand, seven hundred twelve".