550345330225 has 6 divisors (see below), whose sum is σ = 682428209510. Its totient is φ = 440276264160.

The previous prime is 550345330201. The next prime is 550345330277. The reversal of 550345330225 is 522033543055.

It can be written as a sum of positive squares in 3 ways, for example, as 1122049009 + 549223281216 = 33497^2 + 741096^2 .

It is not a de Polignac number, because 550345330225 - 2²¹ = 550343233073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11006906580 + ... + 11006906629.

Almost surely, 2^550345330225 is an apocalyptic number.

It is an amenable number.

550345330225 is a deficient number, since it is larger than the sum of its proper divisors (132082879285).

550345330225 is a wasteful number, since it uses less digits than its factorization.

550345330225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22013813219 (or 22013813214 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 37.

The spelling of 550345330225 in words is "five hundred fifty billion, three hundred forty-five million, three hundred thirty thousand, two hundred twenty-five".