834655824025 has 27 divisors (see below), whose sum is σ = 1049764554909. Its totient is φ = 658314630720.

The previous prime is 834655824017. The next prime is 834655824061. The reversal of 834655824025 is 520428556438.

The square root of 834655824025 is 913595.

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

It can be written as a sum of positive squares in 4 ways, for example, as 4567191561 + 830088632464 = 67581^2 + 911092^2 .

It is not a de Polignac number, because 834655824025 - 2³ = 834655824017 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, 333460924 + ... + 333463426.

Almost surely, 2^834655824025 is an apocalyptic number.

834655824025 is the 913595-th square number.

834655824025 is the 456798-th centered octagonal number.

It is an amenable number.

834655824025 is a deficient number, since it is larger than the sum of its proper divisors (215108730884).

834655824025 is an frugal number, since it uses more digits than its factorization.

834655824025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5162 (or 2581 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 52.

The spelling of 834655824025 in words is "eight hundred thirty-four billion, six hundred fifty-five million, eight hundred twenty-four thousand, twenty-five".