63057871263757 has 2 divisors, whose sum is σ = 63057871263758. Its totient is φ = 63057871263756.

The previous prime is 63057871263743. The next prime is 63057871263833. The reversal of 63057871263757 is 75736217875036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59020207016521 + 4037664247236 = 7682461^2 + 2009394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63057871263757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63057871263692 and 63057871263701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63057871273757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31528935631878 + 31528935631879.

It is an arithmetic number, because the mean of its divisors is an integer number (31528935631879).

Almost surely, 2^{63057871263757} is an apocalyptic number.

It is an amenable number.

63057871263757 is a deficient number, since it is larger than the sum of its proper divisors (1).

63057871263757 is an equidigital number, since it uses as much as digits as its factorization.

63057871263757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311169600, while the sum is 67.

The spelling of 63057871263757 in words is "sixty-three trillion, fifty-seven billion, eight hundred seventy-one million, two hundred sixty-three thousand, seven hundred fifty-seven".