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55000500500549 = 2293892212927901
BaseRepresentation
bin11001000000101110011010…
…10010110111100001000101
321012201222220110001110020102
430200113031102313201011
524202112011112004144
6312550514153213445
714404440450363452
oct1440271522674105
9235658813043212
1055000500500549
111658564374406a
126203570401285
13248c6a93b60c6
14d82077636829
15655a51297b4e
hex3205cd4b7845

55000500500549 has 16 divisors (see below), whose sum is σ = 55387172022000. Its totient is φ = 54615125836800.

The previous prime is 55000500500531. The next prime is 55000500500551. The reversal of 55000500500549 is 94500500500055.

It can be written as a sum of positive squares in 8 ways, for example, as 20102830369924 + 34897670130625 = 4483618^2 + 5907425^2 .

It is a cyclic number.

It is not a de Polignac number, because 55000500500549 - 212 = 55000500496453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55000500500509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1971259499 + ... + 1971287399.

It is an arithmetic number, because the mean of its divisors is an integer number (3461698251375).

Almost surely, 255000500500549 is an apocalyptic number.

It is an amenable number.

55000500500549 is a deficient number, since it is larger than the sum of its proper divisors (386671521451).

55000500500549 is a wasteful number, since it uses less digits than its factorization.

55000500500549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50648.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 55000500500549 in words is "fifty-five trillion, five hundred million, five hundred thousand, five hundred forty-nine".

Divisors: 1 229 389 22129 27901 89081 5067541 6389329 8608181 10853489 617421229 1971273449 2485448981 141389461441 240176858081 55000500500549