550552213325 has 24 divisors (see below), whose sum is σ = 690523203240. Its totient is φ = 435387110400.

The previous prime is 550552213297. The next prime is 550552213399. The reversal of 550552213325 is 523312255055.

It can be written as a sum of positive squares in 12 ways, for example, as 125173024804 + 425379188521 = 353798^2 + 652211^2 .

It is not a de Polignac number, because 550552213325 - 2⁸ = 550552213069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9853367 + ... + 9909083.

It is an arithmetic number, because the mean of its divisors is an integer number (28771800135).

Almost surely, 2^550552213325 is an apocalyptic number.

It is an amenable number.

550552213325 is a deficient number, since it is larger than the sum of its proper divisors (139970989915).

550552213325 is a wasteful number, since it uses less digits than its factorization.

550552213325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60257 (or 60252 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 550552213325 in words is "five hundred fifty billion, five hundred fifty-two million, two hundred thirteen thousand, three hundred twenty-five".