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67565132068 = 22710339175981
BaseRepresentation
bin111110111011001100…
…100001100100100100
320110101201201022222211
4332323030201210210
52101333133211233
651012231133204
74611220101220
oct767314414444
9213351638884
1067565132068
1126721834825
1211117514204
1364a9b710b5
1433ad4bb780
151b5699d5cd
hexfbb321924

67565132068 has 48 divisors (see below), whose sum is σ = 136499860224. Its totient is φ = 28663240320.

The previous prime is 67565132029. The next prime is 67565132071. The reversal of 67565132068 is 86023156576.

67565132068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11293638 + ... + 11299618.

It is an arithmetic number, because the mean of its divisors is an integer number (2843747088).

Almost surely, 267565132068 is an apocalyptic number.

It is an amenable number.

67565132068 is an abundant number, since it is smaller than the sum of its proper divisors (68934728156).

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

67565132068 is a wasteful number, since it uses less digits than its factorization.

67565132068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10012 (or 10010 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 67565132068 in words is "sixty-seven billion, five hundred sixty-five million, one hundred thirty-two thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 103 206 412 721 1442 2884 3917 5981 7834 11962 15668 23924 27419 41867 54838 83734 109676 167468 403451 616043 806902 1232086 1613804 2464172 2824157 4312301 5648314 8624602 11296628 17249204 23427577 46855154 93710308 163993039 327986078 655972156 2413040431 4826080862 9652161724 16891283017 33782566034 67565132068