162064545257 has 2 divisors, whose sum is σ = 162064545258. Its totient is φ = 162064545256.

The previous prime is 162064545217. The next prime is 162064545281. The reversal of 162064545257 is 752545460261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141267732736 + 20796812521 = 375856^2 + 144211^2 .

It is a cyclic number.

It is not a de Polignac number, because 162064545257 - 2⁶ = 162064545193 is a prime.

It is a super-5 number, since 5×162064545257⁵ (a number of 57 digits) contains 55555 as substring.

It is not a weakly prime, because it can be changed into another prime (162064545217) 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, 81032272628 + 81032272629.

It is an arithmetic number, because the mean of its divisors is an integer number (81032272629).

Almost surely, 2^162064545257 is an apocalyptic number.

It is an amenable number.

162064545257 is a deficient number, since it is larger than the sum of its proper divisors (1).

162064545257 is an equidigital number, since it uses as much as digits as its factorization.

162064545257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 162064545257 in words is "one hundred sixty-two billion, sixty-four million, five hundred forty-five thousand, two hundred fifty-seven".