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164450162622455 = 5472773325233041
BaseRepresentation
bin100101011001000100001001…
…100001101011111111110111
3210120021021121120210100212122
4211121010021201223333313
5133023322413112404310
61341431210050310155
746432063222351613
oct4531041141537767
9716237546710778
10164450162622455
1148442a16658a16
121653b66288835b
13709b7787991c8
142c87604bd0343
151402ad59e0555
hex95910986bff7

164450162622455 has 16 divisors (see below), whose sum is σ = 201546197806464. Its totient is φ = 128756330411520.

The previous prime is 164450162622439. The next prime is 164450162622461. The reversal of 164450162622455 is 554226261054461.

It is not a de Polignac number, because 164450162622455 - 24 = 164450162622439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164450162622397 and 164450162622406.

It is a congruent 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, 6099266 + ... + 19133775.

It is an arithmetic number, because the mean of its divisors is an integer number (12596637362904).

Almost surely, 2164450162622455 is an apocalyptic number.

164450162622455 is a deficient number, since it is larger than the sum of its proper divisors (37096035184009).

164450162622455 is a wasteful number, since it uses less digits than its factorization.

164450162622455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25260826.

The product of its (nonzero) digits is 13824000, while the sum is 53.

The spelling of 164450162622455 in words is "one hundred sixty-four trillion, four hundred fifty billion, one hundred sixty-two million, six hundred twenty-two thousand, four hundred fifty-five".

Divisors: 1 5 47 235 27733 138665 1303451 6517255 25233041 126165205 1185952927 5929764635 699787926053 3498939630265 32890032524491 164450162622455