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56367816863 = 3117310510501
BaseRepresentation
bin110100011111110010…
…001010000010011111
312101111100222210011212
4310133302022002133
51410420130114423
641521153535035
74033563352331
oct643762120237
9171440883155
1056367816863
11219a6188116
12ab1157447b
1354140bc4b7
142a2a327451
1516ed935578
hexd1fc8a09f

56367816863 has 8 divisors (see below), whose sum is σ = 58522475136. Its totient is φ = 54234180000.

The previous prime is 56367816803. The next prime is 56367816887. The reversal of 56367816863 is 36861876365.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56367816863 - 28 = 56367816607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56367816803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5249888 + ... + 5260613.

It is an arithmetic number, because the mean of its divisors is an integer number (7315309392).

Almost surely, 256367816863 is an apocalyptic number.

56367816863 is a deficient number, since it is larger than the sum of its proper divisors (2154658273).

56367816863 is a wasteful number, since it uses less digits than its factorization.

56367816863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510705.

The product of its digits is 26127360, while the sum is 59.

The spelling of 56367816863 in words is "fifty-six billion, three hundred sixty-seven million, eight hundred sixteen thousand, eight hundred sixty-three".

Divisors: 1 31 173 5363 10510501 325825531 1818316673 56367816863