555666525252 has 48 divisors (see below), whose sum is σ = 1479552520320. Its totient is φ = 180216169056.

The previous prime is 555666525217. The next prime is 555666525259. The reversal of 555666525252 is 252525666555.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (555666525259) 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 15 ways as a sum of consecutive naturals, for example, 69523848 + ... + 69531839.

It is an arithmetic number, because the mean of its divisors is an integer number (30824010840).

Almost surely, 2^555666525252 is an apocalyptic number.

It is an amenable number.

555666525252 is an abundant number, since it is smaller than the sum of its proper divisors (923885995068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555666525252 is a wasteful number, since it uses less digits than its factorization.

555666525252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139055737 (or 139055729 counting only the distinct ones).

The product of its digits is 27000000, while the sum is 54.

The spelling of 555666525252 in words is "five hundred fifty-five billion, six hundred sixty-six million, five hundred twenty-five thousand, two hundred fifty-two".