457205117340161 has 2 divisors, whose sum is σ = 457205117340162. Its totient is φ = 457205117340160.

The previous prime is 457205117340119. The next prime is 457205117340229. The reversal of 457205117340161 is 161043711502754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320538355852225 + 136666761487936 = 17903585^2 + 11690456^2 .

It is a cyclic number.

It is not a de Polignac number, because 457205117340161 - 2¹⁴ = 457205117323777 is a prime.

It is not a weakly prime, because it can be changed into another prime (457205117342161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228602558670080 + 228602558670081.

It is an arithmetic number, because the mean of its divisors is an integer number (228602558670081).

Almost surely, 2^{457205117340161} is an apocalyptic number.

It is an amenable number.

457205117340161 is a deficient number, since it is larger than the sum of its proper divisors (1).

457205117340161 is an equidigital number, since it uses as much as digits as its factorization.

457205117340161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 457205117340161 in words is "four hundred fifty-seven trillion, two hundred five billion, one hundred seventeen million, three hundred forty thousand, one hundred sixty-one".