57205452831229 has 2 divisors, whose sum is σ = 57205452831230. Its totient is φ = 57205452831228.

The previous prime is 57205452831221. The next prime is 57205452831281. The reversal of 57205452831229 is 92213825450275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34944768188100 + 22260684643129 = 5911410^2 + 4718123^2 .

It is a cyclic number.

It is not a de Polignac number, because 57205452831229 - 2³ = 57205452831221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57205452831229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57205452831221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28602726415614 + 28602726415615.

It is an arithmetic number, because the mean of its divisors is an integer number (28602726415615).

Almost surely, 2^{57205452831229} is an apocalyptic number.

It is an amenable number.

57205452831229 is a deficient number, since it is larger than the sum of its proper divisors (1).

57205452831229 is an equidigital number, since it uses as much as digits as its factorization.

57205452831229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 57205452831229 in words is "fifty-seven trillion, two hundred five billion, four hundred fifty-two million, eight hundred thirty-one thousand, two hundred twenty-nine".