57155214001727 has 2 divisors, whose sum is σ = 57155214001728. Its totient is φ = 57155214001726.

The previous prime is 57155214001723. The next prime is 57155214001763. The reversal of 57155214001727 is 72710041255175.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57155214001727 - 2² = 57155214001723 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57155214001723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28577607000863 + 28577607000864.

It is an arithmetic number, because the mean of its divisors is an integer number (28577607000864).

Almost surely, 2^{57155214001727} is an apocalyptic number.

57155214001727 is a deficient number, since it is larger than the sum of its proper divisors (1).

57155214001727 is an equidigital number, since it uses as much as digits as its factorization.

57155214001727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 686000, while the sum is 47.

The spelling of 57155214001727 in words is "fifty-seven trillion, one hundred fifty-five billion, two hundred fourteen million, one thousand, seven hundred twenty-seven".