877212067216 has 15 divisors (see below), whose sum is σ = 1699605638881. Its totient is φ = 438604160416.

The previous prime is 877212067177. The next prime is 877212067247. The reversal of 877212067216 is 612760212778.

The square root of 877212067216 is 936596.

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

It can be written as a sum of positive squares in only one way, i.e., 166630505616 + 710581561600 = 408204^2 + 842960^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 877212067216.

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, 3629310 + ... + 3863458.

Almost surely, 2^877212067216 is an apocalyptic number.

877212067216 is the 936596-th square number.

It is an amenable number.

877212067216 is a deficient number, since it is larger than the sum of its proper divisors (822393571665).

877212067216 is an frugal number, since it uses more digits than its factorization.

877212067216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468306 (or 234151 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 49.

Multiplying 877212067216 by its sum of digits (49), we get a square (42983391293584 = 6556172²).

The spelling of 877212067216 in words is "eight hundred seventy-seven billion, two hundred twelve million, sixty-seven thousand, two hundred sixteen".