216364552105 has 16 divisors (see below), whose sum is σ = 280070267904. Its totient is φ = 159513647040.

The previous prime is 216364552069. The next prime is 216364552127. The reversal of 216364552105 is 501255463612.

It is not a de Polignac number, because 216364552105 - 2⁹ = 216364551593 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 2702461 + ... + 2781370.

It is an arithmetic number, because the mean of its divisors is an integer number (17504391744).

Almost surely, 2^216364552105 is an apocalyptic number.

It is an amenable number.

216364552105 is a deficient number, since it is larger than the sum of its proper divisors (63705715799).

216364552105 is a wasteful number, since it uses less digits than its factorization.

216364552105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484456.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 216364552105 in words is "two hundred sixteen billion, three hundred sixty-four million, five hundred fifty-two thousand, one hundred five".