656200122016 has 48 divisors (see below), whose sum is σ = 1299933484416. Its totient is φ = 326059207936.

The previous prime is 656200121999. The next prime is 656200122023. The reversal of 656200122016 is 610221002656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27974805 + ... + 27998251.

It is an arithmetic number, because the mean of its divisors is an integer number (27081947592).

Almost surely, 2^656200122016 is an apocalyptic number.

It is an amenable number.

656200122016 is a deficient number, since it is larger than the sum of its proper divisors (643733362400).

656200122016 is a wasteful number, since it uses less digits than its factorization.

656200122016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28861 (or 28853 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 656200122016 in words is "six hundred fifty-six billion, two hundred million, one hundred twenty-two thousand, sixteen".