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57373329665 = 5172113198959
BaseRepresentation
bin110101011011101101…
…111000100100000001
312111002110001010102202
4311123231320210001
51420000033022130
642205033322545
74100523153461
oct653355704401
9174073033382
1057373329665
1122371826833
12b152266455
1355445099a2
142ac3aabba1
15175bd55145
hexd5bb78901

57373329665 has 16 divisors (see below), whose sum is σ = 73243388160. Its totient is φ = 42993995520.

The previous prime is 57373329659. The next prime is 57373329677. The reversal of 57373329665 is 56692337375.

57373329665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57373329665 - 24 = 57373329649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57373329665.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581545 + ... + 1617414.

It is an arithmetic number, because the mean of its divisors is an integer number (4577711760).

Almost surely, 257373329665 is an apocalyptic number.

It is an amenable number.

57373329665 is a deficient number, since it is larger than the sum of its proper divisors (15870058495).

57373329665 is a wasteful number, since it uses less digits than its factorization.

57373329665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199192.

The product of its digits is 21432600, while the sum is 56.

The spelling of 57373329665 in words is "fifty-seven billion, three hundred seventy-three million, three hundred twenty-nine thousand, six hundred sixty-five".

Divisors: 1 5 17 85 211 1055 3587 17935 3198959 15994795 54382303 271911515 674980349 3374901745 11474665933 57373329665