216246383873 has 32 divisors (see below), whose sum is σ = 237970656000. Its totient is φ = 195284793600.

The previous prime is 216246383867. The next prime is 216246383879. The reversal of 216246383873 is 378383642612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (216246383867) and next prime (216246383879).

It is not a de Polignac number, because 216246383873 - 2⁶ = 216246383809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216246383879) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 211798103 + ... + 211799123.

It is an arithmetic number, because the mean of its divisors is an integer number (7436583000).

Almost surely, 2^216246383873 is an apocalyptic number.

It is an amenable number.

216246383873 is a deficient number, since it is larger than the sum of its proper divisors (21724272127).

216246383873 is a wasteful number, since it uses less digits than its factorization.

216246383873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153.

The product of its digits is 6967296, while the sum is 53.

The spelling of 216246383873 in words is "two hundred sixteen billion, two hundred forty-six million, three hundred eighty-three thousand, eight hundred seventy-three".