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164118293216 = 2517449671911
BaseRepresentation
bin1001100011011000110…
…1100110101011100000
3120200121200112010020022
42120312031212223200
510142103240340331
6203221144333012
714600001321653
oct2306615465340
9520550463208
10164118293216
1163669552879
1227982a74168
1312626538407
147d2c85b89a
1544082cc67b
hex2636366ae0

164118293216 has 48 divisors (see below), whose sum is σ = 342876693600. Its totient is φ = 77060014080.

The previous prime is 164118293197. The next prime is 164118293291. The reversal of 164118293216 is 612392811461.

It is a congruent number.

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, 91700 + ... + 580211.

It is an arithmetic number, because the mean of its divisors is an integer number (7143264450).

Almost surely, 2164118293216 is an apocalyptic number.

164118293216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164118293216 is an abundant number, since it is smaller than the sum of its proper divisors (178758400384).

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

164118293216 is a wasteful number, since it uses less digits than its factorization.

164118293216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672387 (or 672379 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The spelling of 164118293216 in words is "one hundred sixty-four billion, one hundred eighteen million, two hundred ninety-three thousand, two hundred sixteen".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 449 544 898 1796 3592 7184 7633 14368 15266 30532 61064 122128 244256 671911 1343822 2687644 5375288 10750576 11422487 21501152 22844974 45689948 91379896 182759792 301688039 365519584 603376078 1206752156 2413504312 4827008624 5128696663 9654017248 10257393326 20514786652 41029573304 82059146608 164118293216