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474467040440 = 23541289309171
BaseRepresentation
bin1101110011110000111…
…00000111110010111000
31200100200102102222100122
412321320130013302320
530233202030243230
61001544523152412
746164510205121
oct6717034076270
91610612388318
10474467040440
11173247303028
1277b56075708
133598538c393
1418d70185048
15c51e286be5
hex6e78707cb8

474467040440 has 32 divisors (see below), whose sum is σ = 1093588670160. Its totient is φ = 185157868800.

The previous prime is 474467040433. The next prime is 474467040449. The reversal of 474467040440 is 44040764474.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 474467040391 and 474467040400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474467040449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144652946 + ... + 144656225.

Almost surely, 2474467040440 is an apocalyptic number.

474467040440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

474467040440 is an abundant number, since it is smaller than the sum of its proper divisors (619121629720).

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

474467040440 is a wasteful number, since it uses less digits than its factorization.

474467040440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289309223 (or 289309219 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 44.

The spelling of 474467040440 in words is "four hundred seventy-four billion, four hundred sixty-seven million, forty thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 41 82 164 205 328 410 820 1640 289309171 578618342 1157236684 1446545855 2314473368 2893091710 5786183420 11572366840 11861676011 23723352022 47446704044 59308380055 94893408088 118616760110 237233520220 474467040440