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56526620424 = 23343531033469
BaseRepresentation
bin110100101001001111…
…111100011100001000
312101220102210211201020
4310221033330130020
51411231303323144
641545025352440
74040532226431
oct645117743410
9171812724636
1056526620424
1121a7789262a
12ab56798720
13543ac814c1
142a43464488
15170c853419
hexd293fc708

56526620424 has 64 divisors (see below), whose sum is σ = 147331483200. Its totient is φ = 18056752896.

The previous prime is 56526620399. The next prime is 56526620443. The reversal of 56526620424 is 42402662565.

56526620424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 462039 + ... + 571430.

It is an arithmetic number, because the mean of its divisors is an integer number (2302054425).

Almost surely, 256526620424 is an apocalyptic number.

It is an amenable number.

56526620424 is an abundant number, since it is smaller than the sum of its proper divisors (90804862776).

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

56526620424 is a wasteful number, since it uses less digits than its factorization.

56526620424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033574 (or 1033570 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 56526620424 in words is "fifty-six billion, five hundred twenty-six million, six hundred twenty thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 43 53 86 106 129 159 172 212 258 318 344 424 516 636 1032 1272 2279 4558 6837 9116 13674 18232 27348 54696 1033469 2066938 3100407 4133876 6200814 8267752 12401628 24803256 44439167 54773857 88878334 109547714 133317501 164321571 177756668 219095428 266635002 328643142 355513336 438190856 533270004 657286284 1066540008 1314572568 2355275851 4710551702 7065827553 9421103404 14131655106 18842206808 28263310212 56526620424