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57128342558399 = 726687305811511
BaseRepresentation
bin11001111110101001110101…
…00100001001011010111111
321111021102020102021201200222
430333110322210021122333
524441442321143332044
6321300222005211555
715014246404425410
oct1477247244113277
9244242212251628
1057128342558399
1117225aa3050112
1264a7a32400bbb
1325b5244727a48
141017052b41807
1569108c9288ee
hex33f53a9096bf

57128342558399 has 8 divisors (see below), whose sum is σ = 65291981058048. Its totient is φ = 48965315735160.

The previous prime is 57128342558369. The next prime is 57128342558453. The reversal of 57128342558399 is 99385524382175.

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 57128342558399 - 28 = 57128342558143 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 (57128342558369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152718947 + ... + 153092564.

It is an arithmetic number, because the mean of its divisors is an integer number (8161497632256).

Almost surely, 257128342558399 is an apocalyptic number.

57128342558399 is a deficient number, since it is larger than the sum of its proper divisors (8163638499649).

57128342558399 is a wasteful number, since it uses less digits than its factorization.

57128342558399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305838205.

The product of its digits is 653184000, while the sum is 71.

The spelling of 57128342558399 in words is "fifty-seven trillion, one hundred twenty-eight billion, three hundred forty-two million, five hundred fifty-eight thousand, three hundred ninety-nine".

Divisors: 1 7 26687 186809 305811511 2140680577 8161191794057 57128342558399