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52540788863 = 17191007916139
BaseRepresentation
bin110000111011101011…
…001101000001111111
312000121122202121201002
4300323223031001333
51330100420220423
640045323240515
73540003223313
oct607353150177
9160548677632
1052540788863
11203119a6362
12a22397913b
134c54280aa4
142785d5bb43
15157797b228
hexc3bacd07f

52540788863 has 16 divisors (see below), whose sum is σ = 58568832000. Its totient is φ = 46839964032.

The previous prime is 52540788857. The next prime is 52540788871. The reversal of 52540788863 is 36888704525.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52540788863 - 28 = 52540788607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52540788799 and 52540788808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52540748863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3247448 + ... + 3263586.

It is an arithmetic number, because the mean of its divisors is an integer number (3660552000).

Almost surely, 252540788863 is an apocalyptic number.

52540788863 is a deficient number, since it is larger than the sum of its proper divisors (6028043137).

52540788863 is a wasteful number, since it uses less digits than its factorization.

52540788863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26254.

The product of its (nonzero) digits is 12902400, while the sum is 56.

The spelling of 52540788863 in words is "fifty-two billion, five hundred forty million, seven hundred eighty-eight thousand, eight hundred sixty-three".

Divisors: 1 17 19 323 10079 16139 171343 191501 274363 306641 3255517 5212897 162664981 2765304677 3090634639 52540788863