550561100610 has 32 divisors (see below), whose sum is σ = 1321366939200. Its totient is φ = 146814038208.

The previous prime is 550561100597. The next prime is 550561100623. The reversal of 550561100610 is 16001165055.

It is an interprime number because it is at equal distance from previous prime (550561100597) and next prime (550561100623).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 2970441 + ... + 3150339.

It is an arithmetic number, because the mean of its divisors is an integer number (41292716850).

Almost surely, 2^550561100610 is an apocalyptic number.

550561100610 is an abundant number, since it is smaller than the sum of its proper divisors (770805838590).

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

550561100610 is a wasteful number, since it uses less digits than its factorization.

550561100610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281922.

The product of its (nonzero) digits is 4500, while the sum is 30.

Adding to 550561100610 its reverse (16001165055), we get a palindrome (566562265665).

The spelling of 550561100610 in words is "five hundred fifty billion, five hundred sixty-one million, one hundred thousand, six hundred ten".