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57755519495 = 5611371382207
BaseRepresentation
bin110101110010011111…
…110100101000000111
312112002002012101022122
4311302133310220013
51421240403110440
642311005120155
74113143546522
oct656237645007
9175062171278
1057755519495
11225485376a3
12b23a25905b
1355a575380b
142b1c757bb9
15178069b7b5
hexd727f4a07

57755519495 has 16 divisors (see below), whose sum is σ = 70957029888. Its totient is φ = 45115203840.

The previous prime is 57755519467. The next prime is 57755519509. The reversal of 57755519495 is 59491555775.

It is not a de Polignac number, because 57755519495 - 212 = 57755515399 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 649319 + ... + 732888.

It is an arithmetic number, because the mean of its divisors is an integer number (4434814368).

Almost surely, 257755519495 is an apocalyptic number.

57755519495 is a deficient number, since it is larger than the sum of its proper divisors (13201510393).

57755519495 is a wasteful number, since it uses less digits than its factorization.

57755519495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382410.

The product of its digits is 49612500, while the sum is 62.

The spelling of 57755519495 in words is "fifty-seven billion, seven hundred fifty-five million, five hundred nineteen thousand, four hundred ninety-five".

Divisors: 1 5 61 137 305 685 8357 41785 1382207 6911035 84314627 189362359 421573135 946811795 11551103899 57755519495