550005252529 has 4 divisors (see below), whose sum is σ = 550119532276. Its totient is φ = 549890972784.

The previous prime is 550005252521. The next prime is 550005252547. The reversal of 550005252529 is 925252500055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 463695626304 + 86309626225 = 680952^2 + 293785^2 .

It is a cyclic number.

It is not a de Polignac number, because 550005252529 - 2³ = 550005252521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550005252491 and 550005252500.

It is not an unprimeable number, because it can be changed into a prime (550005252521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57132654 + ... + 57142279.

It is an arithmetic number, because the mean of its divisors is an integer number (137529883069).

Almost surely, 2^550005252529 is an apocalyptic number.

It is an amenable number.

550005252529 is a deficient number, since it is larger than the sum of its proper divisors (114279747).

550005252529 is a wasteful number, since it uses less digits than its factorization.

550005252529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114279746.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 550005252529 in words is "five hundred fifty billion, five million, two hundred fifty-two thousand, five hundred twenty-nine".