550610613 has 12 divisors (see below), whose sum is σ = 908944608. Its totient is φ = 314634600.

The previous prime is 550610611. The next prime is 550610651. The reversal of 550610613 is 316016055.

It is a happy number.

550610613 is a `hidden beast` number, since 550 + 6 + 106 + 1 + 3 = 666.

It is not a de Polignac number, because 550610613 - 2¹ = 550610611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550610611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4369863 + ... + 4369988.

It is an arithmetic number, because the mean of its divisors is an integer number (75745384).

Almost surely, 2^550610613 is an apocalyptic number.

It is an amenable number.

550610613 is a deficient number, since it is larger than the sum of its proper divisors (358333995).

550610613 is a wasteful number, since it uses less digits than its factorization.

550610613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8739864 (or 8739861 counting only the distinct ones).

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

The square root of 550610613 is about 23465.0935007726. The cubic root of 550610613 is about 819.6243634444.

Adding to 550610613 its reverse (316016055), we get a palindrome (866626668).

The spelling of 550610613 in words is "five hundred fifty million, six hundred ten thousand, six hundred thirteen".