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65742423676 = 22128312810293
BaseRepresentation
bin111101001110100011…
…011100011001111100
320021200200222011010121
4331032203130121330
52034120030024201
650111320144324
74515105244456
oct751643343174
9207620864117
1065742423676
112597697aa56
12108a90080a4
13627935cc17
1432793b32d6
151a9b95b9a1
hexf4e8dc67c

65742423676 has 12 divisors (see below), whose sum is σ = 115138922472. Its totient is φ = 32845588688.

The previous prime is 65742423673. The next prime is 65742423701. The reversal of 65742423676 is 67632424756.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65742423671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6400015 + ... + 6410278.

It is an arithmetic number, because the mean of its divisors is an integer number (9594910206).

Almost surely, 265742423676 is an apocalyptic number.

It is an amenable number.

65742423676 is a deficient number, since it is larger than the sum of its proper divisors (49396498796).

65742423676 is a wasteful number, since it uses less digits than its factorization.

65742423676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12811580 (or 12811578 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 52.

The spelling of 65742423676 in words is "sixty-five billion, seven hundred forty-two million, four hundred twenty-three thousand, six hundred seventy-six".

Divisors: 1 2 4 1283 2566 5132 12810293 25620586 51241172 16435605919 32871211838 65742423676