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42975334866 = 239377763843
BaseRepresentation
bin101000000001100001…
…111001000111010010
311002221000200012122010
4220001201321013102
51201003141203431
631424222323350
73050653214322
oct500141710722
9132830605563
1042975334866
1117253502182
1283b4429556
13408b60c139
1421197d3282
1511b7d07846
hexa018791d2

42975334866 has 16 divisors (see below), whose sum is σ = 85959948384. Its totient is φ = 14323565184.

The previous prime is 42975334849. The next prime is 42975334879. The reversal of 42975334866 is 66843357924.

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, 325660 + ... + 438183.

It is an arithmetic number, because the mean of its divisors is an integer number (5372496774).

Almost surely, 242975334866 is an apocalyptic number.

42975334866 is an abundant number, since it is smaller than the sum of its proper divisors (42984613518).

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

42975334866 is a wasteful number, since it uses less digits than its factorization.

42975334866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773225.

The product of its digits is 26127360, while the sum is 57.

The spelling of 42975334866 in words is "forty-two billion, nine hundred seventy-five million, three hundred thirty-four thousand, eight hundred sixty-six".

Divisors: 1 2 3 6 9377 18754 28131 56262 763843 1527686 2291529 4583058 7162555811 14325111622 21487667433 42975334866