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50550505011055 = 575650392556107
BaseRepresentation
bin10110111111001101101001…
…11001001111011101101111
320121222120200121110100221101
423133212310321033131233
523111204413240323210
6255302325330143531
713435103432000620
oct1337466471173557
9217876617410841
1050550505011055
111511a392258945
125805039a21ba7
132228b7a12b67a
14c6a92c259a47
155c9e04640a3a
hex2df9b4e4f76f

50550505011055 has 16 divisors (see below), whose sum is σ = 69326556687360. Its totient is φ = 34663128528672.

The previous prime is 50550505010989. The next prime is 50550505011059. The reversal of 50550505011055 is 55011050505505.

It is a de Polignac number, because none of the positive numbers 2k-50550505011055 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550505011059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18498312 + ... + 21054418.

It is an arithmetic number, because the mean of its divisors is an integer number (4332909792960).

Almost surely, 250550505011055 is an apocalyptic number.

50550505011055 is a deficient number, since it is larger than the sum of its proper divisors (18776051676305).

50550505011055 is a wasteful number, since it uses less digits than its factorization.

50550505011055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121158.

The product of its (nonzero) digits is 78125, while the sum is 37.

The spelling of 50550505011055 in words is "fifty trillion, five hundred fifty billion, five hundred five million, eleven thousand, fifty-five".

Divisors: 1 5 7 35 565039 2556107 2825195 3955273 12780535 17892749 19776365 89463745 1444300143173 7221500715865 10110101002211 50550505011055