5255561626 has 16 divisors (see below), whose sum is σ = 9300165120. Its totient is φ = 2179725840.

The previous prime is 5255561599. The next prime is 5255561629. The reversal of 5255561626 is 6261655525.

It is not an unprimeable number, because it can be changed into a prime (5255561629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6054361 + ... + 6055228.

It is an arithmetic number, because the mean of its divisors is an integer number (581260320).

Almost surely, 2^5255561626 is an apocalyptic number.

5255561626 is a deficient number, since it is larger than the sum of its proper divisors (4044603494).

5255561626 is a wasteful number, since it uses less digits than its factorization.

5255561626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12109629.

The product of its digits is 540000, while the sum is 43.

The square root of 5255561626 is about 72495.2524376597. The cubic root of 5255561626 is about 1738.6268315719.

The spelling of 5255561626 in words is "five billion, two hundred fifty-five million, five hundred sixty-one thousand, six hundred twenty-six".