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66066062014 = 21779127919231
BaseRepresentation
bin111101100001110110…
…000001101010111110
320022112020221200110201
4331201312001222332
52040300402441024
650203400554114
74526115155461
oct754166015276
9208466850421
1066066062014
112602262a257
121097948293a
1362cb4161b4
1432aa37b2d8
151aba089744
hexf61d81abe

66066062014 has 32 divisors (see below), whose sum is σ = 106345267200. Its totient is φ = 30670773120.

The previous prime is 66066061987. The next prime is 66066062053. The reversal of 66066062014 is 41026066066.

It is a congruent number.

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, 3425779 + ... + 3445009.

It is an arithmetic number, because the mean of its divisors is an integer number (3323289600).

Almost surely, 266066062014 is an apocalyptic number.

66066062014 is a deficient number, since it is larger than the sum of its proper divisors (40279205186).

66066062014 is a wasteful number, since it uses less digits than its factorization.

66066062014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20608.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 66066062014 in words is "sixty-six billion, sixty-six million, sixty-two thousand, fourteen".

Divisors: 1 2 17 34 79 158 1279 1343 2558 2686 19231 21743 38462 43486 101041 202082 326927 653854 1519249 1717697 3038498 3435394 24596449 25827233 49192898 51654466 418139633 836279266 1943119471 3886238942 33033031007 66066062014