550105500 has 96 divisors (see below), whose sum is σ = 1830786048. Its totient is φ = 125736000.

The previous prime is 550105483. The next prime is 550105541. The reversal of 550105500 is 5501055.

It is a super-2 number, since 2×550105500² = 605232122260500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 15696 + ... + 36695.

It is an arithmetic number, because the mean of its divisors is an integer number (19070688).

Almost surely, 2^550105500 is an apocalyptic number.

550105500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

550105500 is an abundant number, since it is smaller than the sum of its proper divisors (1280680548).

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

550105500 is a wasteful number, since it uses less digits than its factorization.

550105500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52420 (or 52408 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 550105500 is about 23454.3279588224. The cubic root of 550105500 is about 819.3736541569.

Adding to 550105500 its reverse (5501055), we get a palindrome (555606555).

550105500 divided by its reverse (5501055) gives a square (100 = 10²).

The spelling of 550105500 in words is "five hundred fifty million, one hundred five thousand, five hundred".