216302873192 has 32 divisors (see below), whose sum is σ = 463931133120. Its totient is φ = 92616236160.

The previous prime is 216302873173. The next prime is 216302873233. The reversal of 216302873192 is 291378203612.

It is a happy number.

It is a super-2 number, since 2×216302873192² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709093 + ... + 1831284.

It is an arithmetic number, because the mean of its divisors is an integer number (14497847910).

Almost surely, 2^216302873192 is an apocalyptic number.

It is an amenable number.

216302873192 is an abundant number, since it is smaller than the sum of its proper divisors (247628259928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216302873192 is a wasteful number, since it uses less digits than its factorization.

216302873192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3541481 (or 3541477 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 216302873192 in words is "two hundred sixteen billion, three hundred two million, eight hundred seventy-three thousand, one hundred ninety-two".