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6468168455133 = 37111011511835993
BaseRepresentation
bin101111000011111110011…
…1000100001001111011101
3211220100110210002020112120
41132013330320201033131
51321433302111031013
621431234025453153
71235211146502660
oct136077470411735
924810423066476
106468168455133
112074153517080
128856a86411b9
1337bc3a82c508
141850bd63d6d7
15b33ba2a7123
hex5e1fce213dd

6468168455133 has 64 divisors (see below), whose sum is σ = 10930656374784. Its totient is φ = 3304785600000.

The previous prime is 6468168455131. The next prime is 6468168455183. The reversal of 6468168455133 is 3315548618646.

It is a happy number.

It is not a de Polignac number, because 6468168455133 - 21 = 6468168455131 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6468168455131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2604985 + ... + 4440977.

It is an arithmetic number, because the mean of its divisors is an integer number (170791505856).

Almost surely, 26468168455133 is an apocalyptic number.

It is an amenable number.

6468168455133 is a deficient number, since it is larger than the sum of its proper divisors (4462487919651).

6468168455133 is a wasteful number, since it uses less digits than its factorization.

6468168455133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836266.

The product of its digits is 49766400, while the sum is 60.

The spelling of 6468168455133 in words is "six trillion, four hundred sixty-eight billion, one hundred sixty-eight million, four hundred fifty-five thousand, one hundred thirty-three".

Divisors: 1 3 7 11 21 33 77 101 151 231 303 453 707 1057 1111 1661 2121 3171 3333 4983 7777 11627 15251 23331 34881 45753 106757 167761 320271 503283 1174327 1835993 3522981 5507979 12851951 20195923 38555853 60587769 141371461 185435293 277234943 424114383 556305879 831704829 1298047051 1940644601 2039788223 3049584373 3894141153 5821933803 6119364669 9148753119 14278517561 21347090611 28000729243 42835552683 64041271833 84002187729 196005104701 308008021673 588015314103 924024065019 2156056151711 6468168455133