216204445819005 has 32 divisors (see below), whose sum is σ = 416152918272000. Its totient is φ = 93634406609472.

The previous prime is 216204445818989. The next prime is 216204445819027. The reversal of 216204445819005 is 500918544402612.

It is not a de Polignac number, because 216204445819005 - 2⁴ = 216204445818989 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 54186575905 + ... + 54186579894.

It is an arithmetic number, because the mean of its divisors is an integer number (13004778696000).

Almost surely, 2^{216204445819005} is an apocalyptic number.

It is an amenable number.

216204445819005 is a deficient number, since it is larger than the sum of its proper divisors (199948472452995).

216204445819005 is a wasteful number, since it uses less digits than its factorization.

216204445819005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108373155833.

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 216204445819005 in words is "two hundred sixteen trillion, two hundred four billion, four hundred forty-five million, eight hundred nineteen thousand, five".