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670204445445070 = 25531264536689519
BaseRepresentation
bin1001100001100011000010000…
…1111001011100101111001110
310020212222220211010200122012221
42120120300201321130233032
51200321112201013220240
610333223401035245554
7261111446636442364
oct23030604171345716
93225886733618187
10670204445445070
11184603122294a08
12632021408a98ba
13229c7014817863
14bb700d535d634
15527385054ba4a
hex2618c21e5cbce

670204445445070 has 16 divisors (see below), whose sum is σ = 1229129662213440. Its totient is φ = 263023631419744.

The previous prime is 670204445444999. The next prime is 670204445445077. The reversal of 670204445445070 is 70544544402076.

It is a junction number, because it is equal to n+sod(n) for n = 670204445444999 and 670204445445017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670204445445077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632268344230 + ... + 632268345289.

It is an arithmetic number, because the mean of its divisors is an integer number (76820603888340).

Almost surely, 2670204445445070 is an apocalyptic number.

670204445445070 is a deficient number, since it is larger than the sum of its proper divisors (558925216768370).

670204445445070 is a wasteful number, since it uses less digits than its factorization.

670204445445070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264536689579.

The product of its (nonzero) digits is 15052800, while the sum is 52.

The spelling of 670204445445070 in words is "six hundred seventy trillion, two hundred four billion, four hundred forty-five million, four hundred forty-five thousand, seventy".

Divisors: 1 2 5 10 53 106 265 530 1264536689519 2529073379038 6322683447595 12645366895190 67020444544507 134040889089014 335102222722535 670204445445070