57761671663 has 2 divisors, whose sum is σ = 57761671664. Its totient is φ = 57761671662.

The previous prime is 57761671651. The next prime is 57761671673. The reversal of 57761671663 is 36617616775.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57761671663 - 2¹⁷ = 57761540591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57761671673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28880835831 + 28880835832.

It is an arithmetic number, because the mean of its divisors is an integer number (28880835832).

Almost surely, 2^57761671663 is an apocalyptic number.

57761671663 is a deficient number, since it is larger than the sum of its proper divisors (1).

57761671663 is an equidigital number, since it uses as much as digits as its factorization.

57761671663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6667920, while the sum is 55.

The spelling of 57761671663 in words is "fifty-seven billion, seven hundred sixty-one million, six hundred seventy-one thousand, six hundred sixty-three".