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16442066072327 = 7443229695441
BaseRepresentation
bin1110111101000011011110…
…0000011111001100000111
32011012211211212002001122012
43233100313200133030013
54123341322403303302
654545214134124435
73314620503440000
oct357206740371407
964184755061565
1016442066072327
11526a04a7215a5
121a166ba7b071b
13923631c480bc
1440bb2bc261a7
151d7a68870a52
hexef43781f307

16442066072327 has 40 divisors (see below), whose sum is σ = 19713082385040. Its totient is φ = 13705319819520.

The previous prime is 16442066072227. The next prime is 16442066072339. The reversal of 16442066072327 is 72327066024461.

It is not a de Polignac number, because 16442066072327 - 228 = 16441797636871 is a prime.

It is a super-3 number, since 3×164420660723273 (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442066072347) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 23294927 + ... + 23990367.

It is an arithmetic number, because the mean of its divisors is an integer number (492827059626).

Almost surely, 216442066072327 is an apocalyptic number.

16442066072327 is a deficient number, since it is larger than the sum of its proper divisors (3271016312713).

16442066072327 is an frugal number, since it uses more digits than its factorization.

16442066072327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695741 (or 695720 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 50.

The spelling of 16442066072327 in words is "sixteen trillion, four hundred forty-two billion, sixty-six million, seventy-two thousand, three hundred twenty-seven".

Divisors: 1 7 43 49 229 301 343 1603 2107 2401 9847 11221 14749 68929 78547 103243 482503 549829 695441 3377521 4868087 23642647 29903963 34076609 159255989 209327741 238536263 1114791923 1465294187 1669753841 6848007527 7803543461 10257059309 47936052689 54624804227 71799415163 335552368823 382373629589 2348866581761 16442066072327