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164246427360 = 25325114060019
BaseRepresentation
bin1001100011110111011…
…0011001011011100000
3120200221121122000020100
42120331312121123200
510142334041133420
6203242002542400
714603115411621
oct2307566313340
9520847560210
10164246427360
116372490a964
12279b9967a00
1312646c4c832
147d41893a48
15441468d190
hex263dd996e0

164246427360 has 72 divisors (see below), whose sum is σ = 560490938280. Its totient is φ = 43799046912.

The previous prime is 164246427353. The next prime is 164246427383. The reversal of 164246427360 is 63724642461.

164246427360 is a `hidden beast` number, since 1 + 6 + 4 + 246 + 42 + 7 + 360 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57028570 + ... + 57031449.

It is an arithmetic number, because the mean of its divisors is an integer number (7784596365).

Almost surely, 2164246427360 is an apocalyptic number.

164246427360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164246427360 is an abundant number, since it is smaller than the sum of its proper divisors (396244510920).

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

164246427360 is a wasteful number, since it uses less digits than its factorization.

164246427360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114060040 (or 114060029 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The spelling of 164246427360 in words is "one hundred sixty-four billion, two hundred forty-six million, four hundred twenty-seven thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 288 360 480 720 1440 114060019 228120038 342180057 456240076 570300095 684360114 912480152 1026540171 1140600190 1368720228 1710900285 1824960304 2053080342 2281200380 2737440456 3421800570 3649920608 4106160684 4562400760 5132700855 5474880912 6843601140 8212321368 9124801520 10265401710 10949761824 13687202280 16424642736 18249603040 20530803420 27374404560 32849285472 41061606840 54748809120 82123213680 164246427360