57446254493 has 2 divisors, whose sum is σ = 57446254494. Its totient is φ = 57446254492.

The previous prime is 57446254477. The next prime is 57446254517. The reversal of 57446254493 is 39445264475.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53295416164 + 4150838329 = 230858^2 + 64427^2 .

It is a cyclic number.

It is not a de Polignac number, because 57446254493 - 2⁴ = 57446254477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57446254433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28723127246 + 28723127247.

It is an arithmetic number, because the mean of its divisors is an integer number (28723127247).

Almost surely, 2^57446254493 is an apocalyptic number.

It is an amenable number.

57446254493 is a deficient number, since it is larger than the sum of its proper divisors (1).

57446254493 is an equidigital number, since it uses as much as digits as its factorization.

57446254493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14515200, while the sum is 53.

The spelling of 57446254493 in words is "fifty-seven billion, four hundred forty-six million, two hundred fifty-four thousand, four hundred ninety-three".