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56368653288 = 23353137323467
BaseRepresentation
bin110100011111110101…
…010110001111101000
312101111102120021112120
4310133311112033220
51410420333401123
641521223511240
74033603435023
oct643765261750
9171442507476
1056368653288
11219a66a9582
12ab118b8520
13541432311c
142a2a4a41ba
1516eda4d2e3
hexd1fd563e8

56368653288 has 64 divisors (see below), whose sum is σ = 144629012160. Its totient is φ = 18300412416.

The previous prime is 56368653239. The next prime is 56368653301. The reversal of 56368653288 is 88235686365.

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, 12531 + ... + 335997.

It is an arithmetic number, because the mean of its divisors is an integer number (2259828315).

Almost surely, 256368653288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56368653288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72314506080).

56368653288 is an abundant number, since it is smaller than the sum of its proper divisors (88260358872).

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

56368653288 is a wasteful number, since it uses less digits than its factorization.

56368653288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323666 (or 323662 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 60.

The spelling of 56368653288 in words is "fifty-six billion, three hundred sixty-eight million, six hundred fifty-three thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 53 106 137 159 212 274 318 411 424 548 636 822 1096 1272 1644 3288 7261 14522 21783 29044 43566 58088 87132 174264 323467 646934 970401 1293868 1940802 2587736 3881604 7763208 17143751 34287502 44314979 51431253 68575004 88629958 102862506 132944937 137150008 177259916 205725012 265889874 354519832 411450024 531779748 1063559496 2348693887 4697387774 7046081661 9394775548 14092163322 18789551096 28184326644 56368653288