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132664643462454 = 23313547129143419
BaseRepresentation
bin11110001010100001100100…
…111100101010010100110110
3122101201121122002210022222020
4132022201210330222110312
5114342034142211244304
61150053143523014010
736641463352343625
oct3612414474522466
9571647562708866
10132664643462454
11392a8839746744
1212a6736880a306
1359042b722aa4c
1424a90083576bc
151050da26225d9
hex78a864f2a536

132664643462454 has 32 divisors (see below), whose sum is σ = 266663598794880. Its totient is φ = 43999679086272.

The previous prime is 132664643462453. The next prime is 132664643462479. The reversal of 132664643462454 is 454264346466231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132664643462453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63544444 + ... + 65598975.

It is an arithmetic number, because the mean of its divisors is an integer number (8333237462340).

Almost surely, 2132664643462454 is an apocalyptic number.

132664643462454 is an abundant number, since it is smaller than the sum of its proper divisors (133998955332426).

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

132664643462454 is a wasteful number, since it uses less digits than its factorization.

132664643462454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129144284.

The product of its digits is 238878720, while the sum is 60.

The spelling of 132664643462454 in words is "one hundred thirty-two trillion, six hundred sixty-four billion, six hundred forty-three million, four hundred sixty-two thousand, four hundred fifty-four".

Divisors: 1 2 3 6 313 547 626 939 1094 1641 1878 3282 171211 342422 513633 1027266 129143419 258286838 387430257 774860514 40421890147 70641450193 80843780294 121265670441 141282900386 211924350579 242531340882 423848701158 22110773910409 44221547820818 66332321731227 132664643462454