795904858225 has 27 divisors (see below), whose sum is σ = 996364147233. Its totient is φ = 630689485440.

The previous prime is 795904858223. The next prime is 795904858249. The reversal of 795904858225 is 522858409597.

The square root of 795904858225 is 892135.

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 404924777569 + 390980080656 = 636337^2 + 625284^2 .

It is not a de Polignac number, because 795904858225 - 2¹ = 795904858223 is a prime.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (795904858223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 504055486 + ... + 504057064.

Almost surely, 2^795904858225 is an apocalyptic number.

795904858225 is the 892135-th square number.

795904858225 is the 446068-th centered octagonal number.

It is an amenable number.

795904858225 is a deficient number, since it is larger than the sum of its proper divisors (200459289008).

795904858225 is an frugal number, since it uses more digits than its factorization.

795904858225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3394 (or 1697 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 64.

Multiplying 795904858225 by its sum of digits (64), we get a square (50937910926400 = 7137080²).

The spelling of 795904858225 in words is "seven hundred ninety-five billion, nine hundred four million, eight hundred fifty-eight thousand, two hundred twenty-five".