601661565068 has 12 divisors (see below), whose sum is σ = 1053295855080. Its totient is φ = 300719892192.

The previous prime is 601661565061. The next prime is 601661565101. The reversal of 601661565068 is 860565166106.

It is not an unprimeable number, because it can be changed into a prime (601661565061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27710378 + ... + 27732081.

It is an arithmetic number, because the mean of its divisors is an integer number (87774654590).

Almost surely, 2^601661565068 is an apocalyptic number.

It is an amenable number.

601661565068 is a deficient number, since it is larger than the sum of its proper divisors (451634290012).

601661565068 is a wasteful number, since it uses less digits than its factorization.

601661565068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55445176 (or 55445174 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 601661565068 in words is "six hundred one billion, six hundred sixty-one million, five hundred sixty-five thousand, sixty-eight".