550412420124 has 48 divisors (see below), whose sum is σ = 1531582391808. Its totient is φ = 150423269568.

The previous prime is 550412420123. The next prime is 550412420137. The reversal of 550412420124 is 421024214055.

It is a junction number, because it is equal to n+sod(n) for n = 550412420091 and 550412420100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550412420123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142444347 + ... + 142448210.

It is an arithmetic number, because the mean of its divisors is an integer number (31907966496).

Almost surely, 2^550412420124 is an apocalyptic number.

It is an amenable number.

550412420124 is an abundant number, since it is smaller than the sum of its proper divisors (981169971684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550412420124 is a wasteful number, since it uses less digits than its factorization.

550412420124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284892594 (or 284892592 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 550412420124 its reverse (421024214055), we get a palindrome (971436634179).

The spelling of 550412420124 in words is "five hundred fifty billion, four hundred twelve million, four hundred twenty thousand, one hundred twenty-four".