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5500505050000 = 2455110010101
BaseRepresentation
bin101000000001010111110…
…1001100100101110010000
3201110211202122200001000021
41100002233221210232100
51210110013243100000
615410521440433224
71105253433330502
oct120025751445620
921424678601007
105500505050000
111830829780554
1274a050018814
1330b906a4489c
14150323ab7d72
159813286911a
hex500afa64b90

5500505050000 has 60 divisors (see below), whose sum is σ = 13320683210772. Its totient is φ = 2200202000000.

The previous prime is 5500505049989. The next prime is 5500505050069. The reversal of 5500505050000 is 505050055.

It can be written as a sum of positive squares in 6 ways, for example, as 5453551360656 + 46953689344 = 2335284^2 + 216688^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54955051 + ... + 55055050.

Almost surely, 25500505050000 is an apocalyptic number.

5500505050000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5500505050000 is an abundant number, since it is smaller than the sum of its proper divisors (7820178160772).

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

5500505050000 is an equidigital number, since it uses as much as digits as its factorization.

5500505050000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110010134 (or 110010108 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

Subtracting from 5500505050000 its reverse (505050055), we obtain a palindrome (5499999999945).

The spelling of 5500505050000 in words is "five trillion, five hundred billion, five hundred five million, fifty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 3125 5000 6250 10000 12500 25000 50000 110010101 220020202 440040404 550050505 880080808 1100101010 1760161616 2200202020 2750252525 4400404040 5500505050 8800808080 11001010100 13751262625 22002020200 27502525250 44004040400 55005050500 68756313125 110010101000 137512626250 220020202000 275025252500 343781565625 550050505000 687563131250 1100101010000 1375126262500 2750252525000 5500505050000