57265111511071 has 2 divisors, whose sum is σ = 57265111511072. Its totient is φ = 57265111511070.

The previous prime is 57265111511059. The next prime is 57265111511099. The reversal of 57265111511071 is 17011511156275.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57265111511071 - 2¹⁷ = 57265111379999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57265111511051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28632555755535 + 28632555755536.

It is an arithmetic number, because the mean of its divisors is an integer number (28632555755536).

Almost surely, 2^{57265111511071} is an apocalyptic number.

57265111511071 is a deficient number, since it is larger than the sum of its proper divisors (1).

57265111511071 is an equidigital number, since it uses as much as digits as its factorization.

57265111511071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73500, while the sum is 43.

The spelling of 57265111511071 in words is "fifty-seven trillion, two hundred sixty-five billion, one hundred eleven million, five hundred eleven thousand, seventy-one".