160897655533 has 2 divisors, whose sum is σ = 160897655534. Its totient is φ = 160897655532.

The previous prime is 160897655519. The next prime is 160897655557. The reversal of 160897655533 is 335556798061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95319152644 + 65578502889 = 308738^2 + 256083^2 .

It is a cyclic number.

It is not a de Polignac number, because 160897655533 - 2⁹ = 160897655021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160897655833) 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, 80448827766 + 80448827767.

It is an arithmetic number, because the mean of its divisors is an integer number (80448827767).

Almost surely, 2^160897655533 is an apocalyptic number.

It is an amenable number.

160897655533 is a deficient number, since it is larger than the sum of its proper divisors (1).

160897655533 is an equidigital number, since it uses as much as digits as its factorization.

160897655533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412000, while the sum is 58.

The spelling of 160897655533 in words is "one hundred sixty billion, eight hundred ninety-seven million, six hundred fifty-five thousand, five hundred thirty-three".