57445335263 has 2 divisors, whose sum is σ = 57445335264. Its totient is φ = 57445335262.

The previous prime is 57445335257. The next prime is 57445335313. The reversal of 57445335263 is 36253354475.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57445335263 - 2¹⁰ = 57445334239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57445335163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28722667631 + 28722667632.

It is an arithmetic number, because the mean of its divisors is an integer number (28722667632).

Almost surely, 2^57445335263 is an apocalyptic number.

57445335263 is a deficient number, since it is larger than the sum of its proper divisors (1).

57445335263 is an equidigital number, since it uses as much as digits as its factorization.

57445335263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536000, while the sum is 47.

The spelling of 57445335263 in words is "fifty-seven billion, four hundred forty-five million, three hundred thirty-five thousand, two hundred sixty-three".