550606131 has 24 divisors (see below), whose sum is σ = 831336480. Its totient is φ = 350503296.

The previous prime is 550606127. The next prime is 550606153. The reversal of 550606131 is 131606055.

It is a happy number.

550606131 is a `hidden beast` number, since 5 + 50 + 606 + 1 + 3 + 1 = 666.

It is not a de Polignac number, because 550606131 - 2² = 550606127 is a prime.

It is a super-2 number, since 2×550606131² = 606334222989578322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550606095 and 550606104.

It is not an unprimeable number, because it can be changed into a prime (550606171) 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 23 ways as a sum of consecutive naturals, for example, 138175 + ... + 142103.

It is an arithmetic number, because the mean of its divisors is an integer number (34639020).

Almost surely, 2^550606131 is an apocalyptic number.

550606131 is a deficient number, since it is larger than the sum of its proper divisors (280730349).

550606131 is a wasteful number, since it uses less digits than its factorization.

550606131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4635 (or 4632 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 550606131 is about 23464.9979970167. The cubic root of 550606131 is about 819.6221395096.

The spelling of 550606131 in words is "five hundred fifty million, six hundred six thousand, one hundred thirty-one".