550500110100 has 216 divisors, whose sum is σ = 1767076566528. Its totient is φ = 143281094400.

The previous prime is 550500110047. The next prime is 550500110137. The reversal of 550500110100 is 1011005055.

550500110100 is a `hidden beast` number, since 5 + 50 + 500 + 1 + 10 + 100 = 666.

It is a super-2 number, since 2×550500110100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15506370 + ... + 15541830.

Almost surely, 2^550500110100 is an apocalyptic number.

550500110100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550500110100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (883538283264).

550500110100 is an abundant number, since it is smaller than the sum of its proper divisors (1216576456428).

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

550500110100 is a wasteful number, since it uses less digits than its factorization.

550500110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35895 (or 35885 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

Adding to 550500110100 its reverse (1011005055), we get a palindrome (551511115155).

The spelling of 550500110100 in words is "five hundred fifty billion, five hundred million, one hundred ten thousand, one hundred".