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444540344553214 = 271317143678197981
BaseRepresentation
bin110010100010011101001110…
…1010100110100111011111110
32011021222122022221111012021121
41211010322131110310323332
5431231322111201200324
64213243003124221154
7162430660101643030
oct14504723524647376
92137878287435247
10444540344553214
1111970a5573a2798
1241a36a91b3a7ba
1316107c8930b1b0
147babc20503c50
15365d7ab7d05e4
hex1944e9d534efe

444540344553214 has 32 divisors (see below), whose sum is σ = 868965741395136. Its totient is φ = 165517284072960.

The previous prime is 444540344553187. The next prime is 444540344553247. The reversal of 444540344553214 is 412355443045444.

It is a super-2 number, since 2×4445403445532142 (a number of 30 digits) contains 22 as substring.

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, 71839095897 + ... + 71839102084.

It is an arithmetic number, because the mean of its divisors is an integer number (27155179418598).

Almost surely, 2444540344553214 is an apocalyptic number.

444540344553214 is a deficient number, since it is larger than the sum of its proper divisors (424425396841922).

444540344553214 is a wasteful number, since it uses less digits than its factorization.

444540344553214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143678198020.

The product of its (nonzero) digits is 36864000, while the sum is 52.

Adding to 444540344553214 its reverse (412355443045444), we get a palindrome (856895787598658).

The spelling of 444540344553214 in words is "four hundred forty-four trillion, five hundred forty billion, three hundred forty-four million, five hundred fifty-three thousand, two hundred fourteen".

Divisors: 1 2 7 13 14 17 26 34 91 119 182 221 238 442 1547 3094 143678197981 287356395962 1005747385867 1867816573753 2011494771734 2442529365677 3735633147506 4885058731354 13074716016271 17097705559739 26149432032542 31752881753801 34195411119478 63505763507602 222270172276607 444540344553214