210530210708 has 24 divisors (see below), whose sum is σ = 377986815360. Its totient is φ = 102541772480.

The previous prime is 210530210623. The next prime is 210530210713. The reversal of 210530210708 is 807012035012.

It is a super-2 number, since 2×210530210708² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865916 + ... + 1082067.

It is an arithmetic number, because the mean of its divisors is an integer number (15749450640).

Almost surely, 2^210530210708 is an apocalyptic number.

It is an amenable number.

210530210708 is a deficient number, since it is larger than the sum of its proper divisors (167456604652).

210530210708 is a wasteful number, since it uses less digits than its factorization.

210530210708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948687 (or 1948685 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 210530210708 in words is "two hundred ten billion, five hundred thirty million, two hundred ten thousand, seven hundred eight".