550500501 has 8 divisors (see below), whose sum is σ = 735359584. Its totient is φ = 366320880.

The previous prime is 550500499. The next prime is 550500521. The reversal of 550500501 is 105005055.

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

It is not a de Polignac number, because 550500501 - 2¹ = 550500499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550500521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167971 + ... + 171216.

It is an arithmetic number, because the mean of its divisors is an integer number (91919948).

Almost surely, 2^550500501 is an apocalyptic number.

It is an amenable number.

550500501 is a deficient number, since it is larger than the sum of its proper divisors (184859083).

550500501 is a wasteful number, since it uses less digits than its factorization.

550500501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339731.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 550500501 is about 23462.7470898017. The cubic root of 550500501 is about 819.5697232004.

Adding to 550500501 its reverse (105005055), we get a palindrome (655505556).

The spelling of 550500501 in words is "five hundred fifty million, five hundred thousand, five hundred one".