160660510505 has 32 divisors (see below), whose sum is σ = 222928806528. Its totient is φ = 109853363200.

The previous prime is 160660510481. The next prime is 160660510519. The reversal of 160660510505 is 505015066061.

It is not a de Polignac number, because 160660510505 - 2²⁰ = 160659461929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 788534 + ... + 971136.

It is an arithmetic number, because the mean of its divisors is an integer number (6966525204).

Almost surely, 2^160660510505 is an apocalyptic number.

It is an amenable number.

160660510505 is a deficient number, since it is larger than the sum of its proper divisors (62268296023).

160660510505 is a wasteful number, since it uses less digits than its factorization.

160660510505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183577.

The product of its (nonzero) digits is 27000, while the sum is 35.

Adding to 160660510505 its reverse (505015066061), we get a palindrome (665675576566).

The spelling of 160660510505 in words is "one hundred sixty billion, six hundred sixty million, five hundred ten thousand, five hundred five".