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57576800065 = 5191259323251
BaseRepresentation
bin110101100111110110…
…000011111101000001
312111121121220111100111
4311213312003331001
51420404130100230
642241142351321
74105543503601
oct654766037501
9174547814314
1057576800065
112246666a094
12b1aa42b541
13557770a785
142b02b14c01
15176eb4792a
hexd67d83f41

57576800065 has 16 divisors (see below), whose sum is σ = 69483672576. Its totient is φ = 45800640000.

The previous prime is 57576800063. The next prime is 57576800069. The reversal of 57576800065 is 56000867575.

It is not a de Polignac number, because 57576800065 - 21 = 57576800063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57576799991 and 57576800018.

It is not an unprimeable number, because it can be changed into a prime (57576800063) 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, 2464690 + ... + 2487940.

It is an arithmetic number, because the mean of its divisors is an integer number (4342729536).

Almost surely, 257576800065 is an apocalyptic number.

It is an amenable number.

57576800065 is a deficient number, since it is larger than the sum of its proper divisors (11906872511).

57576800065 is a wasteful number, since it uses less digits than its factorization.

57576800065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26040.

The product of its (nonzero) digits is 1764000, while the sum is 49.

The spelling of 57576800065 in words is "fifty-seven billion, five hundred seventy-six million, eight hundred thousand, sixty-five".

Divisors: 1 5 191 955 2593 12965 23251 116255 495263 2476315 4440941 22204705 60289843 301449215 11515360013 57576800065