210537327164 has 12 divisors (see below), whose sum is σ = 387831918600. Its totient is φ = 99728207568.

The previous prime is 210537327163. The next prime is 210537327167. The reversal of 210537327164 is 461723735012.

It is a happy number.

It is a super-2 number, since 2×210537327164² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210537327163) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1385113919 + ... + 1385114070.

It is an arithmetic number, because the mean of its divisors is an integer number (32319326550).

Almost surely, 2^210537327164 is an apocalyptic number.

It is an amenable number.

210537327164 is a deficient number, since it is larger than the sum of its proper divisors (177294591436).

210537327164 is a wasteful number, since it uses less digits than its factorization.

210537327164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770228012 (or 2770228010 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 210537327164 in words is "two hundred ten billion, five hundred thirty-seven million, three hundred twenty-seven thousand, one hundred sixty-four".