57771028027 has 2 divisors, whose sum is σ = 57771028028. Its totient is φ = 57771028026.

The previous prime is 57771028009. The next prime is 57771028087. The reversal of 57771028027 is 72082017775.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57771028027 - 2¹¹ = 57771025979 is a prime.

It is not a weakly prime, because it can be changed into another prime (57771028087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28885514013 + 28885514014.

It is an arithmetic number, because the mean of its divisors is an integer number (28885514014).

Almost surely, 2^57771028027 is an apocalyptic number.

57771028027 is a deficient number, since it is larger than the sum of its proper divisors (1).

57771028027 is an equidigital number, since it uses as much as digits as its factorization.

57771028027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384160, while the sum is 46.

The spelling of 57771028027 in words is "fifty-seven billion, seven hundred seventy-one million, twenty-eight thousand, twenty-seven".