5811775225 has 27 divisors (see below), whose sum is σ = 7336993293. Its totient is φ = 4566781440.

The previous prime is 5811775213. The next prime is 5811775231. The reversal of 5811775225 is 5225771185.

The square root of 5811775225 is 76235.

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 934708329 + 4877066896 = 30573^2 + 69836^2 .

It is not a de Polignac number, because 5811775225 - 2⁷ = 5811775097 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, 30112729 + ... + 30112921.

Almost surely, 2^5811775225 is an apocalyptic number.

5811775225 is the 76235-th square number.

5811775225 is the 38118-th centered octagonal number.

It is an amenable number.

5811775225 is a deficient number, since it is larger than the sum of its proper divisors (1525218068).

5811775225 is an frugal number, since it uses more digits than its factorization.

5811775225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 277 counting only the distinct ones).

The product of its digits is 196000, while the sum is 43.

The cubic root of 5811775225 is about 1797.9168519247.

The spelling of 5811775225 in words is "five billion, eight hundred eleven million, seven hundred seventy-five thousand, two hundred twenty-five".