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55005545060 = 2254167079933
BaseRepresentation
bin110011001110100101…
…100000001001100100
312020222102122012120122
4303032211200021210
51400122404420220
641134051421112
73655042263404
oct631645401144
9166872565518
1055005545060
1121367218154
12a7b12b4798
135257ac04cb
14293b436804
15166e044425
hexcce960264

55005545060 has 24 divisors (see below), whose sum is σ = 118329003576. Its totient is φ = 21465578240.

The previous prime is 55005545047. The next prime is 55005545081. The reversal of 55005545060 is 6054550055.

It can be written as a sum of positive squares in 4 ways, for example, as 2480239204 + 52525305856 = 49802^2 + 229184^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55005545060.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33539147 + ... + 33540786.

It is an arithmetic number, because the mean of its divisors is an integer number (4930375149).

Almost surely, 255005545060 is an apocalyptic number.

It is an amenable number.

55005545060 is an abundant number, since it is smaller than the sum of its proper divisors (63323458516).

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

55005545060 is a wasteful number, since it uses less digits than its factorization.

55005545060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67079983 (or 67079981 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 35.

The spelling of 55005545060 in words is "fifty-five billion, five million, five hundred forty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 67079933 134159866 268319732 335399665 670799330 1341598660 2750277253 5500554506 11001109012 13751386265 27502772530 55005545060