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53127057599 = 7111076448241
BaseRepresentation
bin110001011110100111…
…101001000010111111
312002010111221011012222
4301132213221002333
51332301011320344
640223425115555
73560352352520
oct613647510277
9162114834188
1053127057599
1120592925780
12a368188bbb
13501887c675
1427ddb6c847
1515ae1855ee
hexc5e9e90bf

53127057599 has 16 divisors (see below), whose sum is σ = 66855373056. Its totient is φ = 41010806400.

The previous prime is 53127057593. The next prime is 53127057671. The reversal of 53127057599 is 99575072135.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53127057599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53127057599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53127057593) 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, 3215882 + ... + 3232359.

It is an arithmetic number, because the mean of its divisors is an integer number (4178460816).

Almost surely, 253127057599 is an apocalyptic number.

53127057599 is a deficient number, since it is larger than the sum of its proper divisors (13728315457).

53127057599 is a wasteful number, since it uses less digits than its factorization.

53127057599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6448366.

The product of its (nonzero) digits is 2976750, while the sum is 53.

The spelling of 53127057599 in words is "fifty-three billion, one hundred twenty-seven million, fifty-seven thousand, five hundred ninety-nine".

Divisors: 1 7 11 77 107 749 1177 8239 6448241 45137687 70930651 496514557 689961787 4829732509 7589579657 53127057599