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57080605823 is a prime number
BaseRepresentation
bin110101001010010001…
…001110110001111111
312110100001020012210222
4311022101032301333
51413400113341243
642120015251555
74060340100263
oct651221166177
9173301205728
1057080605823
1122231571aaa
12b090219bbb
1354c8988a07
142a96c700a3
1517412d2168
hexd4a44ec7f

57080605823 has 2 divisors, whose sum is σ = 57080605824. Its totient is φ = 57080605822.

The previous prime is 57080605789. The next prime is 57080605831. The reversal of 57080605823 is 32850608075.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57080605823 - 26 = 57080605759 is a prime.

It is a super-2 number, since 2×570806058232 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57080605873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28540302911 + 28540302912.

It is an arithmetic number, because the mean of its divisors is an integer number (28540302912).

Almost surely, 257080605823 is an apocalyptic number.

57080605823 is a deficient number, since it is larger than the sum of its proper divisors (1).

57080605823 is an equidigital number, since it uses as much as digits as its factorization.

57080605823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 57080605823 in words is "fifty-seven billion, eighty million, six hundred five thousand, eight hundred twenty-three".