550112205456 has 160 divisors (see below), whose sum is σ = 1726300938240. Its totient is φ = 166339958400.

The previous prime is 550112205443. The next prime is 550112205457. The reversal of 550112205456 is 654502211055.

550112205456 is a `hidden beast` number, since 550 + 1 + 1 + 2 + 2 + 0 + 54 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 550112205456.

It is not an unprimeable number, because it can be changed into a prime (550112205457) 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, 2075161 + ... + 2325191.

It is an arithmetic number, because the mean of its divisors is an integer number (10789380864).

Almost surely, 2^550112205456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550112205456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (863150469120).

550112205456 is an abundant number, since it is smaller than the sum of its proper divisors (1176188732784).

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

550112205456 is a wasteful number, since it uses less digits than its factorization.

550112205456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250522 (or 250510 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 550112205456 in words is "five hundred fifty billion, one hundred twelve million, two hundred five thousand, four hundred fifty-six".