212273975824 has 15 divisors (see below), whose sum is σ = 411284398863. Its totient is φ = 106136066448.

The previous prime is 212273975813. The next prime is 212273975873. The reversal of 212273975824 is 428579372212.

It is a happy number.

The square root of 212273975824 is 460732.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1785337 + ... + 1900519.

Almost surely, 2^212273975824 is an apocalyptic number.

212273975824 is the 460732-nd square number.

It is an amenable number.

212273975824 is a deficient number, since it is larger than the sum of its proper divisors (199010423039).

212273975824 is an frugal number, since it uses more digits than its factorization.

212273975824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230374 (or 115185 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 52.

The spelling of 212273975824 in words is "two hundred twelve billion, two hundred seventy-three million, nine hundred seventy-five thousand, eight hundred twenty-four".