6256943818820 has 24 divisors (see below), whose sum is σ = 13141332645504. Its totient is φ = 2502444074976.

The previous prime is 6256943818819. The next prime is 6256943818831. The reversal of 6256943818820 is 288183496526.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20686892 + ... + 20987171.

It is an arithmetic number, because the mean of its divisors is an integer number (547555526896).

Almost surely, 2^{6256943818820} is an apocalyptic number.

It is an amenable number.

6256943818820 is an abundant number, since it is smaller than the sum of its proper divisors (6884388826684).

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

6256943818820 is a wasteful number, since it uses less digits than its factorization.

6256943818820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41681579 (or 41681577 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 62.

The spelling of 6256943818820 in words is "six trillion, two hundred fifty-six billion, nine hundred forty-three million, eight hundred eighteen thousand, eight hundred twenty".