6216806156800 has 60 divisors (see below), whose sum is σ = 15402622973166. Its totient is φ = 2486722457600.

The previous prime is 6216806156783. The next prime is 6216806156863. The reversal of 6216806156800 is 86516086126.

It can be written as a sum of positive squares in 3 ways, for example, as 2923771689216 + 3293034467584 = 1709904^2 + 1814672^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 242831191 + ... + 242856790.

Almost surely, 2^{6216806156800} is an apocalyptic number.

It is an amenable number.

6216806156800 is an abundant number, since it is smaller than the sum of its proper divisors (9185816816366).

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

6216806156800 is an equidigital number, since it uses as much as digits as its factorization.

6216806156800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485688009 (or 485687988 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 6216806156800 in words is "six trillion, two hundred sixteen billion, eight hundred six million, one hundred fifty-six thousand, eight hundred".