550120413 has 4 divisors (see below), whose sum is σ = 733493888. Its totient is φ = 366746940.

The previous prime is 550120409. The next prime is 550120421. The reversal of 550120413 is 314021055.

550120413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 550120413 - 2² = 550120409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550120413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550121413) 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, 91686733 + ... + 91686738.

It is an arithmetic number, because the mean of its divisors is an integer number (183373472).

Almost surely, 2^550120413 is an apocalyptic number.

It is an amenable number.

550120413 is a deficient number, since it is larger than the sum of its proper divisors (183373475).

550120413 is a wasteful number, since it uses less digits than its factorization.

550120413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183373474.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 550120413 is about 23454.6458724066. The cubic root of 550120413 is about 819.3810583178.

Adding to 550120413 its reverse (314021055), we get a palindrome (864141468).

The spelling of 550120413 in words is "five hundred fifty million, one hundred twenty thousand, four hundred thirteen".