5255445525 has 48 divisors (see below), whose sum is σ = 9541913088. Its totient is φ = 2531160000.

The previous prime is 5255445521. The next prime is 5255445551.

It is a happy number.

5255445525 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5255445525 - 2² = 5255445521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255445521) 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 47 ways as a sum of consecutive naturals, for example, 103482 + ... + 145668.

It is an arithmetic number, because the mean of its divisors is an integer number (198789856).

Almost surely, 2^5255445525 is an apocalyptic number.

5255445525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5255445525 is a deficient number, since it is larger than the sum of its proper divisors (4286467563).

5255445525 is a wasteful number, since it uses less digits than its factorization.

5255445525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42362 (or 42357 counting only the distinct ones).

The product of its digits is 1000000, while the sum is 42.

The square root of 5255445525 is about 72494.4516842496. The cubic root of 5255445525 is about 1738.6140287664.

The spelling of 5255445525 in words is "five billion, two hundred fifty-five million, four hundred forty-five thousand, five hundred twenty-five".