550003352225 has 24 divisors (see below), whose sum is σ = 684216962520. Its totient is φ = 438575800320.

The previous prime is 550003352203. The next prime is 550003352243. The reversal of 550003352225 is 522253300055.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 178279017361 + 371724334864 = 422231^2 + 609692^2 .

It is not a de Polignac number, because 550003352225 - 2⁶ = 550003352161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550003352191 and 550003352200.

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, 42194309 + ... + 42207341.

It is an arithmetic number, because the mean of its divisors is an integer number (28509040105).

Almost surely, 2^550003352225 is an apocalyptic number.

It is an amenable number.

550003352225 is a deficient number, since it is larger than the sum of its proper divisors (134213610295).

550003352225 is a wasteful number, since it uses less digits than its factorization.

550003352225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18389 (or 18384 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 32.

The spelling of 550003352225 in words is "five hundred fifty billion, three million, three hundred fifty-two thousand, two hundred twenty-five".