550606663260 has 192 divisors, whose sum is σ = 1736182425600. Its totient is φ = 144846468864.

The previous prime is 550606663237. The next prime is 550606663291. The reversal of 550606663260 is 62366606055.

It is a super-2 number, since 2×550606663260² (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 congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31768717 + ... + 31786043.

It is an arithmetic number, because the mean of its divisors is an integer number (9042616800).

Almost surely, 2^550606663260 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 550606663260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (868091212800).

550606663260 is an abundant number, since it is smaller than the sum of its proper divisors (1185575762340).

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

550606663260 is a wasteful number, since it uses less digits than its factorization.

550606663260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18137 (or 18129 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 45.

The spelling of 550606663260 in words is "five hundred fifty billion, six hundred six million, six hundred sixty-three thousand, two hundred sixty".