210312609968 has 20 divisors (see below), whose sum is σ = 407852165880. Its totient is φ = 105060438144.

The previous prime is 210312609967. The next prime is 210312609979. The reversal of 210312609968 is 869906213012.

210312609968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210312609968² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210312609967) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5973578 + ... + 6008681.

It is an arithmetic number, because the mean of its divisors is an integer number (20392608294).

Almost surely, 2^210312609968 is an apocalyptic number.

It is an amenable number.

210312609968 is a deficient number, since it is larger than the sum of its proper divisors (197539555912).

210312609968 is a wasteful number, since it uses less digits than its factorization.

210312609968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11983364 (or 11983358 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 210312609968 in words is "two hundred ten billion, three hundred twelve million, six hundred nine thousand, nine hundred sixty-eight".