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16128164853 = 331933838081
BaseRepresentation
bin11110000010101000…
…00100001111110101
31112121222222122221000
433001110010033311
5231012302233403
611224214313513
71110446065533
oct170124041765
945558878830
1016128164853
116926a23a69
123161358899
1316a04ab618
14acddb5153
15645db07a3
hex3c15043f5

16128164853 has 32 divisors (see below), whose sum is σ = 24083066880. Its totient is φ = 10667151360.

The previous prime is 16128164831. The next prime is 16128164863. The reversal of 16128164853 is 35846182161.

16128164853 is a `hidden beast` number, since 161 + 2 + 8 + 1 + 6 + 485 + 3 = 666.

It is not a de Polignac number, because 16128164853 - 210 = 16128163829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16128164799 and 16128164808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16128164803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1991773 + ... + 1999853.

It is an arithmetic number, because the mean of its divisors is an integer number (752595840).

Almost surely, 216128164853 is an apocalyptic number.

It is an amenable number.

16128164853 is a deficient number, since it is larger than the sum of its proper divisors (7954902027).

16128164853 is a wasteful number, since it uses less digits than its factorization.

16128164853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666 (or 8660 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The spelling of 16128164853 in words is "sixteen billion, one hundred twenty-eight million, one hundred sixty-four thousand, eight hundred fifty-three".

Divisors: 1 3 9 27 193 383 579 1149 1737 3447 5211 8081 10341 24243 72729 73919 218187 221757 665271 1559633 1995813 3095023 4678899 9285069 14036697 27855207 42110091 83565621 597339439 1792018317 5376054951 16128164853