550010561000 has 64 divisors (see below), whose sum is σ = 1303316352000. Its totient is φ = 217219329600.

The previous prime is 550010560999. The next prime is 550010561033. The reversal of 550010561000 is 165010055.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3402080 + ... + 3560079.

It is an arithmetic number, because the mean of its divisors is an integer number (20364318000).

Almost surely, 2^550010561000 is an apocalyptic number.

550010561000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

550010561000 is an abundant number, since it is smaller than the sum of its proper divisors (753305791000).

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

550010561000 is a wasteful number, since it uses less digits than its factorization.

550010561000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6962259 (or 6962245 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

Adding to 550010561000 its reverse (165010055), we get a palindrome (550175571055).

The spelling of 550010561000 in words is "five hundred fifty billion, ten million, five hundred sixty-one thousand".