57665483653 has 2 divisors, whose sum is σ = 57665483654. Its totient is φ = 57665483652.

The previous prime is 57665483591. The next prime is 57665483737. The reversal of 57665483653 is 35638456675.

57665483653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56028310209 + 1637173444 = 236703^2 + 40462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57665483653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57665483353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28832741826 + 28832741827.

It is an arithmetic number, because the mean of its divisors is an integer number (28832741827).

Almost surely, 2^57665483653 is an apocalyptic number.

It is an amenable number.

57665483653 is a deficient number, since it is larger than the sum of its proper divisors (1).

57665483653 is an equidigital number, since it uses as much as digits as its factorization.

57665483653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432000, while the sum is 58.

The spelling of 57665483653 in words is "fifty-seven billion, six hundred sixty-five million, four hundred eighty-three thousand, six hundred fifty-three".