57447306362753 has 2 divisors, whose sum is σ = 57447306362754. Its totient is φ = 57447306362752.

The previous prime is 57447306362749. The next prime is 57447306362759. The reversal of 57447306362753 is 35726360374475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55971450699649 + 1475855663104 = 7481407^2 + 1214848^2 .

It is a cyclic number.

It is not a de Polignac number, because 57447306362753 - 2² = 57447306362749 is a prime.

It is not a weakly prime, because it can be changed into another prime (57447306362759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28723653181376 + 28723653181377.

It is an arithmetic number, because the mean of its divisors is an integer number (28723653181377).

Almost surely, 2^{57447306362753} is an apocalyptic number.

It is an amenable number.

57447306362753 is a deficient number, since it is larger than the sum of its proper divisors (1).

57447306362753 is an equidigital number, since it uses as much as digits as its factorization.

57447306362753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 266716800, while the sum is 62.

The spelling of 57447306362753 in words is "fifty-seven trillion, four hundred forty-seven billion, three hundred six million, three hundred sixty-two thousand, seven hundred fifty-three".