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19225608375560 = 235480640209389
BaseRepresentation
bin1000101111100010011111…
…00011101100110100001000
32112001221122201000000212012
410113301033203230310020
510004443021221004220
6104520042250035052
74023001332562616
oct427611743546410
975057581000765
1019225608375560
116142597798994
1221a6075418a88
13a95c7590c812
144a674ada66b6
1523517ed8aac5
hex117c4f8ecd08

19225608375560 has 16 divisors (see below), whose sum is σ = 43257618845100. Its totient is φ = 7690243350208.

The previous prime is 19225608375539. The next prime is 19225608375569. The reversal of 19225608375560 is 6557380652291.

It can be written as a sum of positive squares in 2 ways, for example, as 17238788449444 + 1986819926116 = 4151962^2 + 1409546^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 19225608375560.

It is not an unprimeable number, because it can be changed into a prime (19225608375569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240320104655 + ... + 240320104734.

Almost surely, 219225608375560 is an apocalyptic number.

19225608375560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19225608375560 is an abundant number, since it is smaller than the sum of its proper divisors (24032010469540).

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

19225608375560 is a wasteful number, since it uses less digits than its factorization.

19225608375560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480640209400 (or 480640209396 counting only the distinct ones).

The product of its (nonzero) digits is 27216000, while the sum is 59.

The spelling of 19225608375560 in words is "nineteen trillion, two hundred twenty-five billion, six hundred eight million, three hundred seventy-five thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 480640209389 961280418778 1922560837556 2403201046945 3845121675112 4806402093890 9612804187780 19225608375560