216275306810 has 16 divisors (see below), whose sum is σ = 389318199552. Its totient is φ = 86505090000.

The previous prime is 216275306791. The next prime is 216275306869. The reversal of 216275306810 is 18603572612.

It is a super-2 number, since 2×216275306810² (a number of 23 digits) contains 22 as substring.

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, 446066 + ... + 794685.

It is an arithmetic number, because the mean of its divisors is an integer number (24332387472).

Almost surely, 2^216275306810 is an apocalyptic number.

216275306810 is a deficient number, since it is larger than the sum of its proper divisors (173042892742).

216275306810 is a wasteful number, since it uses less digits than its factorization.

216275306810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258189.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 216275306810 in words is "two hundred sixteen billion, two hundred seventy-five million, three hundred six thousand, eight hundred ten".