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18553465386082 = 21131412027327343
BaseRepresentation
bin1000011011111110100001…
…01101101011010001100010
32102200200201220101101120201
410031333100231223101202
54412434444114323312
6103243202213055414
73623305111462324
oct415772055532142
972620656341521
1018553465386082
115a03531582640
1220b795202756a
13a47779877673
14481dc766d614
15222941702557
hex10dfd0b6b462

18553465386082 has 64 divisors (see below), whose sum is σ = 32119894130688. Its totient is φ = 7958338704000.

The previous prime is 18553465386077. The next prime is 18553465386133. The reversal of 18553465386082 is 28068356435581.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 56515303 + ... + 56842645.

It is an arithmetic number, because the mean of its divisors is an integer number (501873345792).

Almost surely, 218553465386082 is an apocalyptic number.

18553465386082 is a deficient number, since it is larger than the sum of its proper divisors (13566428744606).

18553465386082 is a wasteful number, since it uses less digits than its factorization.

18553465386082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329455.

The product of its (nonzero) digits is 165888000, while the sum is 64.

The spelling of 18553465386082 in words is "eighteen trillion, five hundred fifty-three billion, four hundred sixty-five million, three hundred eighty-six thousand, eighty-two".

Divisors: 1 2 11 22 31 41 62 82 341 451 682 902 1271 2027 2542 4054 13981 22297 27962 44594 62837 83107 125674 166214 327343 654686 691207 914177 1382414 1828354 2576317 3600773 5152634 7201546 10147633 13421063 20295266 26842126 28339487 56678974 111623963 147631693 223247926 295263386 416052953 663524261 832105906 1327048522 4576582483 7298766871 9153164966 14597533742 20569252091 27204494701 41138504182 54408989402 226261773001 299249441711 452523546002 598498883422 843339335731 1686678671462 9276732693041 18553465386082