5601605086985 has 4 divisors (see below), whose sum is σ = 6721926104388. Its totient is φ = 4481284069584.

The previous prime is 5601605086981. The next prime is 5601605086993. The reversal of 5601605086985 is 5896805061065.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3048962992384 + 2552642094601 = 1746128^2 + 1597699^2 .

It is a cyclic number.

It is not a de Polignac number, because 5601605086985 - 2² = 5601605086981 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5601605086981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560160508694 + ... + 560160508703.

It is an arithmetic number, because the mean of its divisors is an integer number (1680481526097).

Almost surely, 2^{5601605086985} is an apocalyptic number.

It is an amenable number.

5601605086985 is a deficient number, since it is larger than the sum of its proper divisors (1120321017403).

5601605086985 is a wasteful number, since it uses less digits than its factorization.

5601605086985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120321017402.

The product of its (nonzero) digits is 15552000, while the sum is 59.

The spelling of 5601605086985 in words is "five trillion, six hundred one billion, six hundred five million, eighty-six thousand, nine hundred eighty-five".