216673572190 has 8 divisors (see below), whose sum is σ = 390012429960. Its totient is φ = 86669428872.

The previous prime is 216673572187. The next prime is 216673572209. The reversal of 216673572190 is 91275376612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×216673572190² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10833678600 + ... + 10833678619.

It is an arithmetic number, because the mean of its divisors is an integer number (48751553745).

Almost surely, 2^216673572190 is an apocalyptic number.

216673572190 is a deficient number, since it is larger than the sum of its proper divisors (173338857770).

216673572190 is a wasteful number, since it uses less digits than its factorization.

216673572190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21667357226.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 216673572190 in words is "two hundred sixteen billion, six hundred seventy-three million, five hundred seventy-two thousand, one hundred ninety".