57273771162247 has 2 divisors, whose sum is σ = 57273771162248. Its totient is φ = 57273771162246.

The previous prime is 57273771162239. The next prime is 57273771162281. The reversal of 57273771162247 is 74226117737275.

57273771162247 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 is a cyclic number.

It is not a de Polignac number, because 57273771162247 - 2³ = 57273771162239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57273771162847) 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, 28636885581123 + 28636885581124.

It is an arithmetic number, because the mean of its divisors is an integer number (28636885581124).

Almost surely, 2^{57273771162247} is an apocalyptic number.

57273771162247 is a deficient number, since it is larger than the sum of its proper divisors (1).

57273771162247 is an equidigital number, since it uses as much as digits as its factorization.

57273771162247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48404160, while the sum is 61.

The spelling of 57273771162247 in words is "fifty-seven trillion, two hundred seventy-three billion, seven hundred seventy-one million, one hundred sixty-two thousand, two hundred forty-seven".