550611100 has 36 divisors (see below), whose sum is σ = 1286738824. Its totient is φ = 203302080.

The previous prime is 550611077. The next prime is 550611101. The reversal of 550611100 is 1116055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550611101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210474 + ... + 213073.

Almost surely, 2^550611100 is an apocalyptic number.

550611100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

550611100 is an abundant number, since it is smaller than the sum of its proper divisors (736127724).

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

550611100 is a wasteful number, since it uses less digits than its factorization.

550611100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423574 (or 423567 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 550611100 is about 23465.1038778864. The cubic root of 550611100 is about 819.6246050894.

Adding to 550611100 its reverse (1116055), we get a palindrome (551727155).

The spelling of 550611100 in words is "five hundred fifty million, six hundred eleven thousand, one hundred".