160161640803 has 96 divisors (see below), whose sum is σ = 248458129920. Its totient is φ = 99269614080.

The previous prime is 160161640801. The next prime is 160161640811. The reversal of 160161640803 is 308046161061.

160161640803 is a `hidden beast` number, since 1 + 6 + 0 + 1 + 6 + 1 + 640 + 8 + 0 + 3 = 666.

It is a Cunningham number, because it is equal to 400202²-1.

It is not a de Polignac number, because 160161640803 - 2¹ = 160161640801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160161640801) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 190895458 + ... + 190896296.

It is an arithmetic number, because the mean of its divisors is an integer number (2588105520).

Almost surely, 2^160161640803 is an apocalyptic number.

160161640803 is a deficient number, since it is larger than the sum of its proper divisors (88296489117).

160161640803 is a wasteful number, since it uses less digits than its factorization.

160161640803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209 (or 1206 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 160161640803 in words is "one hundred sixty billion, one hundred sixty-one million, six hundred forty thousand, eight hundred three".