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12985758966153 = 318236967340811
BaseRepresentation
bin1011110011110111101110…
…0011001110000110001001
31200222102111212111001102110
42330331323203032012021
53200224313243404103
643341324133452533
72510122132663311
oct274757343160611
950872455431373
1012985758966153
114157258442236
1215588884a1149
13732723455c7c
1432c72a928441
15177bc92e1403
hexbcf7b8ce189

12985758966153 has 16 divisors (see below), whose sum is σ = 17326380404736. Its totient is φ = 8651156484240.

The previous prime is 12985758966127. The next prime is 12985758966217. The reversal of 12985758966153 is 35166985758921.

It is not a de Polignac number, because 12985758966153 - 213 = 12985758957961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12985758966353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37932118 + ... + 38272928.

It is an arithmetic number, because the mean of its divisors is an integer number (1082898775296).

Almost surely, 212985758966153 is an apocalyptic number.

It is an amenable number.

12985758966153 is a deficient number, since it is larger than the sum of its proper divisors (4340621438583).

12985758966153 is a wasteful number, since it uses less digits than its factorization.

12985758966153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349604.

The product of its digits is 979776000, while the sum is 75.

The spelling of 12985758966153 in words is "twelve trillion, nine hundred eighty-five billion, seven hundred fifty-eight million, nine hundred sixty-six thousand, one hundred fifty-three".

Divisors: 1 3 1823 5469 6967 20901 340811 1022433 12700841 38102523 621298453 1863895359 2374430237 7123290711 4328586322051 12985758966153