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52505500555055 = 564279163367509
BaseRepresentation
bin10111111000000111000111…
…01101011001011100101111
320212220110212121110222100202
423330003203231121130233
523340222231120230210
6303400405521344115
714026253151641312
oct1374034355313457
9225813777428322
1052505500555055
111580350427a839
125a7bb01a9803b
13233b32a881602
14cd73cba3a979
15610bc65ee9a5
hex2fc0e3b5972f

52505500555055 has 8 divisors (see below), whose sum is σ = 63007581256800. Its totient is φ = 42003746716896.

The previous prime is 52505500555021. The next prime is 52505500555061. The reversal of 52505500555055 is 55055500550525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52505500555055 - 230 = 52504426813231 is a prime.

It is a congruent number.

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, 81362360 + ... + 82005149.

It is an arithmetic number, because the mean of its divisors is an integer number (7875947657100).

Almost surely, 252505500555055 is an apocalyptic number.

52505500555055 is a deficient number, since it is larger than the sum of its proper divisors (10502080701745).

52505500555055 is a wasteful number, since it uses less digits than its factorization.

52505500555055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163431793.

The product of its (nonzero) digits is 3906250, while the sum is 47.

The spelling of 52505500555055 in words is "fifty-two trillion, five hundred five billion, five hundred million, five hundred fifty-five thousand, fifty-five".

Divisors: 1 5 64279 321395 163367509 816837545 10501100111011 52505500555055