216073287293239 has 2 divisors, whose sum is σ = 216073287293240. Its totient is φ = 216073287293238.

The previous prime is 216073287293231. The next prime is 216073287293287. The reversal of 216073287293239 is 932392782370612.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 216073287293239 - 2³ = 216073287293231 is a prime.

It is a super-2 number, since 2×216073287293239² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (216073287293231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108036643646619 + 108036643646620.

It is an arithmetic number, because the mean of its divisors is an integer number (108036643646620).

Almost surely, 2^{216073287293239} is an apocalyptic number.

216073287293239 is a deficient number, since it is larger than the sum of its proper divisors (1).

216073287293239 is an equidigital number, since it uses as much as digits as its factorization.

216073287293239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82301184, while the sum is 64.

The spelling of 216073287293239 in words is "two hundred sixteen trillion, seventy-three billion, two hundred eighty-seven million, two hundred ninety-three thousand, two hundred thirty-nine".