854877763216 has 45 divisors (see below), whose sum is σ = 1759617230619. Its totient is φ = 402265830912.

The previous prime is 854877763193. The next prime is 854877763237. The reversal of 854877763216 is 612367778458.

The square root of 854877763216 is 924596.

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

854877763216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29105724816 + 825772038400 = 170604^2 + 908720^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 62865730 + ... + 62879326.

Almost surely, 2^854877763216 is an apocalyptic number.

854877763216 is the 924596-th square number.

It is an amenable number.

854877763216 is an abundant number, since it is smaller than the sum of its proper divisors (904739467403).

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

854877763216 is an frugal number, since it uses more digits than its factorization.

854877763216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27236 (or 13616 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 64.

Multiplying 854877763216 by its sum of digits (64), we get a square (54712176845824 = 7396768²).

The spelling of 854877763216 in words is "eight hundred fifty-four billion, eight hundred seventy-seven million, seven hundred sixty-three thousand, two hundred sixteen".