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67376800068 = 22319577673761
BaseRepresentation
bin111110101111111110…
…000110000101000100
320102220121100002001120
4332233332012011010
52100441430100233
650541422353540
74603442231304
oct765776060504
9212817302046
1067376800068
11266354a1146
121108442b8b0
136479b40946
143392495604
151b4519b4b3
hexfaff86144

67376800068 has 96 divisors (see below), whose sum is σ = 166238163840. Its totient is φ = 21180579840.

The previous prime is 67376800031. The next prime is 67376800069. The reversal of 67376800068 is 86000867376.

It is not an unprimeable number, because it can be changed into a prime (67376800069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88536808 + ... + 88537568.

It is an arithmetic number, because the mean of its divisors is an integer number (1731647540).

Almost surely, 267376800068 is an apocalyptic number.

It is an amenable number.

67376800068 is an abundant number, since it is smaller than the sum of its proper divisors (98861363772).

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

67376800068 is a wasteful number, since it uses less digits than its factorization.

67376800068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037 (or 2035 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 67376800068 in words is "sixty-seven billion, three hundred seventy-six million, eight hundred thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 577 673 761 1154 1346 1522 1731 2019 2283 2308 2692 3044 3462 4038 4566 6924 8076 9132 10963 12787 14459 21926 25574 28918 32889 38361 43377 43852 51148 57836 65778 76722 86754 131556 153444 173508 388321 439097 512153 776642 878194 1024306 1164963 1317291 1536459 1553284 1756388 2048612 2329926 2634582 3072918 4659852 5269164 6145836 7378099 8342843 9730907 14756198 16685686 19461814 22134297 25028529 29192721 29512396 33371372 38923628 44268594 50057058 58385442 88537188 100114116 116770884 295512281 591024562 886536843 1182049124 1773073686 3546147372 5614733339 11229466678 16844200017 22458933356 33688400034 67376800068