2057602611161 has 2 divisors, whose sum is σ = 2057602611162. Its totient is φ = 2057602611160.

The previous prime is 2057602611131. The next prime is 2057602611221. The reversal of 2057602611161 is 1611162067502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2048777136025 + 8825475136 = 1431355^2 + 93944^2 .

It is a cyclic number.

It is not a de Polignac number, because 2057602611161 - 2¹⁰ = 2057602610137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2057602611131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028801305580 + 1028801305581.

It is an arithmetic number, because the mean of its divisors is an integer number (1028801305581).

Almost surely, 2^{2057602611161} is an apocalyptic number.

It is an amenable number.

2057602611161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2057602611161 is an equidigital number, since it uses as much as digits as its factorization.

2057602611161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

Adding to 2057602611161 its reverse (1611162067502), we get a palindrome (3668764678663).

The spelling of 2057602611161 in words is "two trillion, fifty-seven billion, six hundred two million, six hundred eleven thousand, one hundred sixty-one".