550166359824 has 135 divisors (see below), whose sum is σ = 1556293080693. Its totient is φ = 181433581056.

The previous prime is 550166359789. The next prime is 550166359843. The reversal of 550166359824 is 428953661055.

The square root of 550166359824 is 741732.

It is a perfect power (a square), and thus also a powerful number.

550166359824 is a `hidden beast` number, since 5 + 50 + 166 + 359 + 82 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9694371600 + 540471988224 = 98460^2 + 735168^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1005788319 + ... + 1005788865.

Almost surely, 2^550166359824 is an apocalyptic number.

550166359824 is the 741732-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550166359824

550166359824 is an abundant number, since it is smaller than the sum of its proper divisors (1006126720869).

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

550166359824 is an equidigital number, since it uses as much as digits as its factorization.

550166359824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 550166359824 in words is "five hundred fifty billion, one hundred sixty-six million, three hundred fifty-nine thousand, eight hundred twenty-four".