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14664642042960 = 24335721322832897
BaseRepresentation
bin1101010101100110000011…
…0001111001110001010000
31220220221000010012000211000
43111121200301321301100
53410231141330333320
651104502112422000
73042325333453200
oct325314061716120
956827003160730
1014664642042960
114744270143888
12178a132b47900
13824b3cc89300
14389ab58c8400
151a66dacb8c90
hexd5660c79c50

14664642042960 has 1440 divisors, whose sum is σ = 63872748132480. Its totient is φ = 3082080927744.

The previous prime is 14664642042949. The next prime is 14664642042971. The reversal of 14664642042960 is 6924024646641.

14664642042960 is a `hidden beast` number, since 1 + 4 + 66 + 464 + 20 + 42 + 9 + 60 = 666.

It is an interprime number because it is at equal distance from previous prime (14664642042949) and next prime (14664642042971).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 14664642042897 and 14664642042906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 5062008232 + ... + 5062011128.

It is an arithmetic number, because the mean of its divisors is an integer number (44356075092).

Almost surely, 214664642042960 is an apocalyptic number.

14664642042960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14664642042960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31936374066240).

14664642042960 is an abundant number, since it is smaller than the sum of its proper divisors (49208106089520).

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

14664642042960 is a wasteful number, since it uses less digits than its factorization.

14664642042960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242 (or 3210 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 54.

The spelling of 14664642042960 in words is "fourteen trillion, six hundred sixty-four billion, six hundred forty-two million, forty-two thousand, nine hundred sixty".