5525777825 has 12 divisors (see below), whose sum is σ = 6877444860. Its totient is φ = 4404183360.

The previous prime is 5525777821. The next prime is 5525777837. The reversal of 5525777825 is 5287775255.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 10784656 + 5514993169 = 3284^2 + 74263^2 .

It is not a de Polignac number, because 5525777825 - 2² = 5525777821 is a prime.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5525777821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404114 + ... + 417563.

It is an arithmetic number, because the mean of its divisors is an integer number (573120405).

Almost surely, 2^5525777825 is an apocalyptic number.

It is an amenable number.

5525777825 is a deficient number, since it is larger than the sum of its proper divisors (1351667035).

5525777825 is a wasteful number, since it uses less digits than its factorization.

5525777825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821956 (or 821951 counting only the distinct ones).

The product of its digits is 6860000, while the sum is 53.

The square root of 5525777825 is about 74335.5757696138. The cubic root of 5525777825 is about 1767.9275887136.

The spelling of 5525777825 in words is "five billion, five hundred twenty-five million, seven hundred seventy-seven thousand, eight hundred twenty-five".