846869265025 has 27 divisors (see below), whose sum is σ = 1221612168681. Its totient is φ = 580688267040.

The previous prime is 846869265019. The next prime is 846869265041. The reversal of 846869265025 is 520562968648.

It is a happy number.

The square root of 846869265025 is 920255.

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

846869265025 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 236770801281 + 610098463744 = 486591^2 + 781088^2 .

It is not a de Polignac number, because 846869265025 - 2²¹ = 846867167873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 32195779 + ... + 32222071.

Almost surely, 2^846869265025 is an apocalyptic number.

846869265025 is the 920255-th square number.

846869265025 is the 460128-th centered octagonal number.

It is an amenable number.

846869265025 is a deficient number, since it is larger than the sum of its proper divisors (374742903656).

846869265025 is an frugal number, since it uses more digits than its factorization.

846869265025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52610 (or 26305 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 61.

The spelling of 846869265025 in words is "eight hundred forty-six billion, eight hundred sixty-nine million, two hundred sixty-five thousand, twenty-five".