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67225700066 = 2771277244157
BaseRepresentation
bin111110100110111101…
…101100011011100010
320102112002000101211012
4332212331230123202
52100134234400231
650514424020522
74566626010440
oct764675543342
9212462011735
1067225700066
1126568178508
1211041901742
136454748165
14337a3a1b90
151b36ca0e2b
hexfa6f6c6e2

67225700066 has 32 divisors (see below), whose sum is σ = 117289596672. Its totient is φ = 28302563520.

The previous prime is 67225700051. The next prime is 67225700071. The reversal of 67225700066 is 66000752276.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 67225699996 and 67225700032.

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, 153260 + ... + 397416.

It is an arithmetic number, because the mean of its divisors is an integer number (3665299896).

Almost surely, 267225700066 is an apocalyptic number.

67225700066 is a deficient number, since it is larger than the sum of its proper divisors (50063896606).

67225700066 is a wasteful number, since it uses less digits than its factorization.

67225700066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244514.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 67225700066 in words is "sixty-seven billion, two hundred twenty-five million, seven hundred thousand, sixty-six".

Divisors: 1 2 7 14 71 142 277 497 554 994 1939 3878 19667 39334 137669 244157 275338 488314 1709099 3418198 17335147 34670294 67631489 121346029 135262978 242692058 473420423 946840846 4801835719 9603671438 33612850033 67225700066