216021564202983 has 16 divisors (see below), whose sum is σ = 359100782052096. Its totient is φ = 112218994391040.

The previous prime is 216021564202981. The next prime is 216021564203083. The reversal of 216021564202983 is 389202465120612.

It is not a de Polignac number, because 216021564202983 - 2¹ = 216021564202981 is a prime.

It is a super-4 number, since 4×216021564202983⁴ (a number of 58 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216021564202981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467579143066 + ... + 467579143527.

It is an arithmetic number, because the mean of its divisors is an integer number (22443798878256).

Almost surely, 2^{216021564202983} is an apocalyptic number.

216021564202983 is a deficient number, since it is larger than the sum of its proper divisors (143079217849113).

216021564202983 is a wasteful number, since it uses less digits than its factorization.

216021564202983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935158286614.

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 216021564202983 in words is "two hundred sixteen trillion, twenty-one billion, five hundred sixty-four million, two hundred two thousand, nine hundred eighty-three".