550561010604 has 96 divisors (see below), whose sum is σ = 1418721696000. Its totient is φ = 164779065600.

The previous prime is 550561010563. The next prime is 550561010663. The reversal of 550561010604 is 406010165055.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62981674 + ... + 62990414.

It is an arithmetic number, because the mean of its divisors is an integer number (14778351000).

Almost surely, 2^550561010604 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 550561010604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709360848000).

550561010604 is an abundant number, since it is smaller than the sum of its proper divisors (868160685396).

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

550561010604 is a wasteful number, since it uses less digits than its factorization.

550561010604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14591 (or 14589 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 550561010604 its reverse (406010165055), we get a palindrome (956571175659).

The spelling of 550561010604 in words is "five hundred fifty billion, five hundred sixty-one million, ten thousand, six hundred four".