160643532155 has 16 divisors (see below), whose sum is σ = 204467155200. Its totient is φ = 120821482080.

The previous prime is 160643532109. The next prime is 160643532191. The reversal of 160643532155 is 551235346061.

It is not a de Polignac number, because 160643532155 - 2²⁰ = 160642483579 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6441695 + ... + 6466584.

It is an arithmetic number, because the mean of its divisors is an integer number (12779197200).

Almost surely, 2^160643532155 is an apocalyptic number.

160643532155 is a deficient number, since it is larger than the sum of its proper divisors (43823623045).

160643532155 is a wasteful number, since it uses less digits than its factorization.

160643532155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12908434.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 160643532155 in words is "one hundred sixty billion, six hundred forty-three million, five hundred thirty-two thousand, one hundred fifty-five".