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66360515341 = 1231128342017
BaseRepresentation
bin111101110011011001…
…010001101100001101
320100021210000110111111
4331303121101230031
52041401242442331
650252520052021
74536322034131
oct756331215415
9210253013444
1066360515341
112616386540a
1210a40004011
136347421433
1432d75093c1
151ad5d4edb1
hexf73651b0d

66360515341 has 8 divisors (see below), whose sum is σ = 66467769984. Its totient is φ = 66253349760.

The previous prime is 66360515321. The next prime is 66360515363. The reversal of 66360515341 is 14351506366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66360515341 - 27 = 66360515213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66360515294 and 66360515303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66360515321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1558365 + ... + 1600381.

It is an arithmetic number, because the mean of its divisors is an integer number (8308471248).

Almost surely, 266360515341 is an apocalyptic number.

It is an amenable number.

66360515341 is a deficient number, since it is larger than the sum of its proper divisors (107254643).

66360515341 is a wasteful number, since it uses less digits than its factorization.

66360515341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44531.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 66360515341 in words is "sixty-six billion, three hundred sixty million, five hundred fifteen thousand, three hundred forty-one".

Divisors: 1 1231 1283 42017 1579373 51722927 53907811 66360515341