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87227423758360 = 2356871331736143
BaseRepresentation
bin10011110101010100110111…
…100110111001100000011000
3102102211212020010201221201201
4103311110313212321200120
542413113230440231420
6505303420354323544
724241654606334044
oct2365246746714030
9372755203657651
1087227423758360
112587aa40774196
1299493138895b4
1339896841c9b62
141777b890db024
15a13ebae4a10a
hex4f55379b9818

87227423758360 has 32 divisors (see below), whose sum is σ = 196264565893440. Its totient is φ = 34890460625664.

The previous prime is 87227423758333. The next prime is 87227423758421. The reversal of 87227423758360 is 6385732472278.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 87227423758292 and 87227423758301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13119552 + ... + 18616591.

It is an arithmetic number, because the mean of its divisors is an integer number (6133267684170).

Almost surely, 287227423758360 is an apocalyptic number.

It is an amenable number.

87227423758360 is an abundant number, since it is smaller than the sum of its proper divisors (109037142135080).

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

87227423758360 is a wasteful number, since it uses less digits than its factorization.

87227423758360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31804867 (or 31804863 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 64.

The spelling of 87227423758360 in words is "eighty-seven trillion, two hundred twenty-seven billion, four hundred twenty-three million, seven hundred fifty-eight thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 68713 137426 274852 343565 549704 687130 1374260 2748520 31736143 63472286 126944572 158680715 253889144 317361430 634722860 1269445720 2180685593959 4361371187918 8722742375836 10903427969795 17445484751672 21806855939590 43613711879180 87227423758360