550103352885 has 32 divisors (see below), whose sum is σ = 996413633280. Its totient is φ = 287852819904.

The previous prime is 550103352881. The next prime is 550103352889. The reversal of 550103352885 is 588253301055.

550103352885 is a `hidden beast` number, since 5 + 5 + 0 + 10 + 33 + 528 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (550103352881) and next prime (550103352889).

It is not a de Polignac number, because 550103352885 - 2² = 550103352881 is a prime.

It is a super-2 number, since 2×550103352885² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 550103352885.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550103352881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38434729 + ... + 38449038.

It is an arithmetic number, because the mean of its divisors is an integer number (31137926040).

Almost surely, 2^550103352885 is an apocalyptic number.

It is an amenable number.

550103352885 is a deficient number, since it is larger than the sum of its proper divisors (446310280395).

550103352885 is a wasteful number, since it uses less digits than its factorization.

550103352885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76883834 (or 76883828 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The spelling of 550103352885 in words is "five hundred fifty billion, one hundred three million, three hundred fifty-two thousand, eight hundred eighty-five".