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42850447288847 = 1121918638733053
BaseRepresentation
bin10011011111000111001011…
…01100000110101000001111
312121201110111100101101211122
421233203211230012220033
521104030204001220342
6231045120154111155
712011562013164512
oct1157434554065017
9177643440341748
1042850447288847
1112720855427400
12498085411b4bb
131abaa1a405b73
14a81d891b4d79
154e4989c864d2
hex26f8e5b06a0f

42850447288847 has 12 divisors (see below), whose sum is σ = 49579029923640. Its totient is φ = 36904691442960.

The previous prime is 42850447288801. The next prime is 42850447288867. The reversal of 42850447288847 is 74888274405824.

It is not a de Polignac number, because 42850447288847 - 28 = 42850447288591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42850447288867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9319364228 + ... + 9319368825.

It is an arithmetic number, because the mean of its divisors is an integer number (4131585826970).

Almost surely, 242850447288847 is an apocalyptic number.

42850447288847 is a deficient number, since it is larger than the sum of its proper divisors (6728582634793).

42850447288847 is a wasteful number, since it uses less digits than its factorization.

42850447288847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18638733094 (or 18638733083 counting only the distinct ones).

The product of its (nonzero) digits is 1027604480, while the sum is 71.

The spelling of 42850447288847 in words is "forty-two trillion, eight hundred fifty billion, four hundred forty-seven million, two hundred eighty-eight thousand, eight hundred forty-seven".

Divisors: 1 11 19 121 209 2299 18638733053 205026063583 354135928007 2255286699413 3895495208077 42850447288847