550139417 has 8 divisors (see below), whose sum is σ = 561254400. Its totient is φ = 539051760.

The previous prime is 550139413. The next prime is 550139441. The reversal of 550139417 is 714931055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550139417 - 2² = 550139413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550139413) 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 7 ways as a sum of consecutive naturals, for example, 36584 + ... + 49382.

It is an arithmetic number, because the mean of its divisors is an integer number (70156800).

Almost surely, 2^550139417 is an apocalyptic number.

It is an amenable number.

550139417 is a deficient number, since it is larger than the sum of its proper divisors (11114983).

550139417 is a wasteful number, since it uses less digits than its factorization.

550139417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13663.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 550139417 is about 23455.0509912044. The cubic root of 550139417 is about 819.3904934269.

The spelling of 550139417 in words is "five hundred fifty million, one hundred thirty-nine thousand, four hundred seventeen".