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66098353152 = 21031310316069
BaseRepresentation
bin111101100011110001…
…001101010000000000
320022121111201020120210
4331203301031100000
52040332134300102
650210513034120
74526656505646
oct754361152000
9208544636523
1066098353152
1126039885047
1210988255940
136305010c90
1432b0785196
151abcd1736c
hexf63c4d400

66098353152 has 176 divisors, whose sum is σ = 191582168960. Its totient is φ = 20139245568.

The previous prime is 66098353151. The next prime is 66098353163. The reversal of 66098353152 is 25135389066.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66098353151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4105374 + ... + 4121442.

Almost surely, 266098353152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66098353152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95791084480).

66098353152 is an abundant number, since it is smaller than the sum of its proper divisors (125483815808).

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

66098353152 is a wasteful number, since it uses less digits than its factorization.

66098353152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16208 (or 16190 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 66098353152 in words is "sixty-six billion, ninety-eight million, three hundred fifty-three thousand, one hundred fifty-two".