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57516112121873 is a prime number
BaseRepresentation
bin11010001001111100000110…
…11011101001000000010001
321112122111010202010112212012
431010332003123221000101
530014320444200344443
6322154312004512305
715054254606351156
oct1504760333510021
9245574122115765
1057516112121873
111736549a93a529
12654b0116ab695
13261299124b6a2
14102bb1a86022d
1569b1d5734118
hex344f836e9011

57516112121873 has 2 divisors, whose sum is σ = 57516112121874. Its totient is φ = 57516112121872.

The previous prime is 57516112121849. The next prime is 57516112121981. The reversal of 57516112121873 is 37812121161575.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49931634677824 + 7584477444049 = 7066232^2 + 2753993^2 .

It is a cyclic number.

It is not a de Polignac number, because 57516112121873 - 214 = 57516112105489 is a prime.

It is not a weakly prime, because it can be changed into another prime (57516112121803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28758056060936 + 28758056060937.

It is an arithmetic number, because the mean of its divisors is an integer number (28758056060937).

Almost surely, 257516112121873 is an apocalyptic number.

It is an amenable number.

57516112121873 is a deficient number, since it is larger than the sum of its proper divisors (1).

57516112121873 is an equidigital number, since it uses as much as digits as its factorization.

57516112121873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 50.

The spelling of 57516112121873 in words is "fifty-seven trillion, five hundred sixteen billion, one hundred twelve million, one hundred twenty-one thousand, eight hundred seventy-three".