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164250353156466 = 23271313322731557
BaseRepresentation
bin100101010110001010000011…
…111101000100000101110010
3210112120011212112000210220110
4211112022003331010011302
5133012034210402001331
61341155323124122150
746411460604045423
oct4526120375040562
9715504775023813
10164250353156466
11483762023a4845
121650899ab36356
137085984a9b865
142c7ba8c14964a
1513ec7de155946
hex956283f44172

164250353156466 has 32 divisors (see below), whose sum is σ = 330766282867968. Its totient is φ = 54373812554880.

The previous prime is 164250353156423. The next prime is 164250353156497. The reversal of 164250353156466 is 664651353052461.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160856841 + ... + 161874716.

It is an arithmetic number, because the mean of its divisors is an integer number (10336446339624).

Almost surely, 2164250353156466 is an apocalyptic number.

164250353156466 is an abundant number, since it is smaller than the sum of its proper divisors (166515929711502).

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

164250353156466 is a wasteful number, since it uses less digits than its factorization.

164250353156466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322732146.

The product of its (nonzero) digits is 46656000, while the sum is 57.

The spelling of 164250353156466 in words is "one hundred sixty-four trillion, two hundred fifty billion, three hundred fifty-three million, one hundred fifty-six thousand, four hundred sixty-six".

Divisors: 1 2 3 6 271 313 542 626 813 939 1626 1878 84823 169646 254469 508938 322731557 645463114 968194671 1936389342 87460251947 101014977341 174920503894 202029954682 262380755841 303044932023 524761511682 606089864046 27375058859411 54750117718822 82125176578233 164250353156466