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57434237163 = 33178310913831
BaseRepresentation
bin110101011111010110…
…001110100011101011
312111020200122112211000
4311133112032203223
51420111131042123
642215051010043
74102162650402
oct653726164353
9174220575730
1057434237163
11223a3147506
12b16a739923
135554013a24
142acbc04639
151762386b43
hexd5f58e8eb

57434237163 has 64 divisors (see below), whose sum is σ = 92021529600. Its totient is φ = 35273802240.

The previous prime is 57434237149. The next prime is 57434237239. The reversal of 57434237163 is 36173243475.

57434237163 is a `hidden beast` number, since 57 + 434 + 2 + 3 + 7 + 163 = 666.

It is not a de Polignac number, because 57434237163 - 212 = 57434233067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57434235163) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4145658 + ... + 4159488.

It is an arithmetic number, because the mean of its divisors is an integer number (1437836400).

Almost surely, 257434237163 is an apocalyptic number.

57434237163 is a deficient number, since it is larger than the sum of its proper divisors (34587292437).

57434237163 is a wasteful number, since it uses less digits than its factorization.

57434237163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14049 (or 14043 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The spelling of 57434237163 in words is "fifty-seven billion, four hundred thirty-four million, two hundred thirty-seven thousand, one hundred sixty-three".

Divisors: 1 3 9 17 27 51 83 109 153 249 327 459 747 981 1411 1853 2241 2943 4233 5559 9047 12699 13831 16677 27141 38097 41493 50031 81423 124479 153799 235127 244269 373437 461397 705381 1147973 1384191 1507579 2116143 3443919 4152573 4522737 6348429 10331757 13568211 19515541 25628843 30995271 40704633 58546623 76886529 125129057 175639869 230659587 375387171 526919607 691978761 1126161513 2127193969 3378484539 6381581907 19144745721 57434237163