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18053932166184 = 233877857750483
BaseRepresentation
bin1000001101011100000100…
…01101101010110000101000
32100220221100120111120021010
410012232002031222300220
54331243423113304214
6102221510102343520
73542232161250615
oct406560215526050
970827316446233
1018053932166184
1158306a2051a22
122036b8142aba0
13a0c62b350245
14465b5a43550c
15214956a74659
hex106b8236ac28

18053932166184 has 32 divisors (see below), whose sum is σ = 45186295497120. Its totient is φ = 6011115377856.

The previous prime is 18053932166093. The next prime is 18053932166213. The reversal of 18053932166184 is 48166123935081.

It is a super-2 number, since 2×180539321661842 (a number of 27 digits) contains 22 as substring.

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, 428854194 + ... + 428896289.

It is an arithmetic number, because the mean of its divisors is an integer number (1412071734285).

Almost surely, 218053932166184 is an apocalyptic number.

It is an amenable number.

18053932166184 is an abundant number, since it is smaller than the sum of its proper divisors (27132363330936).

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

18053932166184 is a wasteful number, since it uses less digits than its factorization.

18053932166184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857751369 (or 857751365 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 18053932166184 in words is "eighteen trillion, fifty-three billion, nine hundred thirty-two million, one hundred sixty-six thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 24 877 1754 2631 3508 5262 7016 10524 21048 857750483 1715500966 2573251449 3431001932 5146502898 6862003864 10293005796 20586011592 752247173591 1504494347182 2256741520773 3008988694364 4513483041546 6017977388728 9026966083092 18053932166184