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164202755108 = 22731379499139
BaseRepresentation
bin1001100011101100111…
…1110011010000100100
3120200211120110020011112
42120323033303100210
510142241401130413
6203233402524152
714602045250360
oct2307317632044
9520746406145
10164202755108
11637021a1297
12279a7206658
131263ab9b672
147d39b662a0
1544109132a8
hex263b3f3424

164202755108 has 48 divisors (see below), whose sum is σ = 339894374400. Its totient is φ = 67922699040.

The previous prime is 164202755107. The next prime is 164202755147. The reversal of 164202755108 is 801557202461.

164202755108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (164202755107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79403 + ... + 578541.

It is an arithmetic number, because the mean of its divisors is an integer number (7081132800).

Almost surely, 2164202755108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164202755108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169947187200).

164202755108 is an abundant number, since it is smaller than the sum of its proper divisors (175691619292).

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

164202755108 is a wasteful number, since it uses less digits than its factorization.

164202755108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499560 (or 499558 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

Adding to 164202755108 its reverse (801557202461), we get a palindrome (965759957569).

The spelling of 164202755108 in words is "one hundred sixty-four billion, two hundred two million, seven hundred fifty-five thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 31 62 124 217 379 434 758 868 1516 2653 5306 10612 11749 23498 46996 82243 164486 328972 499139 998278 1996556 3493973 6987946 13975892 15473309 30946618 61893236 108313163 189173681 216626326 378347362 433252652 756694724 1324215767 2648431534 5296863068 5864384111 11728768222 23457536444 41050688777 82101377554 164202755108