216061076102164 has 12 divisors (see below), whose sum is σ = 378169514806804. Its totient is φ = 108012643300224.

The previous prime is 216061076102159. The next prime is 216061076102177. The reversal of 216061076102164 is 461201670160612.

It can be written as a sum of positive squares in 2 ways, for example, as 110113374354064 + 105947701748100 = 10493492^2 + 10293090^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 216061076102164.

It is a congruent number.

It is an unprimeable number.

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, 4473660549 + ... + 4473708844.

Almost surely, 2^{216061076102164} is an apocalyptic number.

It is an amenable number.

216061076102164 is a deficient number, since it is larger than the sum of its proper divisors (162108438704640).

216061076102164 is a wasteful number, since it uses less digits than its factorization.

216061076102164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947375434 (or 8947375432 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 216061076102164 in words is "two hundred sixteen trillion, sixty-one billion, seventy-six million, one hundred two thousand, one hundred sixty-four".