160641659903 has 16 divisors (see below), whose sum is σ = 162486382080. Its totient is φ = 158807563200.

The previous prime is 160641659897. The next prime is 160641659909. The reversal of 160641659903 is 309956146061.

It is an interprime number because it is at equal distance from previous prime (160641659897) and next prime (160641659909).

It is a cyclic number.

It is not a de Polignac number, because 160641659903 - 2⁴ = 160641659887 is a prime.

It is a super-2 number, since 2×160641659903² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160641659909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44239898 + ... + 44243528.

It is an arithmetic number, because the mean of its divisors is an integer number (10155398880).

Almost surely, 2^160641659903 is an apocalyptic number.

160641659903 is a deficient number, since it is larger than the sum of its proper divisors (1844722177).

160641659903 is a wasteful number, since it uses less digits than its factorization.

160641659903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 160641659903 in words is "one hundred sixty billion, six hundred forty-one million, six hundred fifty-nine thousand, nine hundred three".