161600415560213 has 8 divisors (see below), whose sum is σ = 185146753277760. Its totient is φ = 138169218859200.

The previous prime is 161600415560189. The next prime is 161600415560261. The reversal of 161600415560213 is 312065514006161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 161600415560213 - 2²⁰ = 161600414511637 is a prime.

It is a super-2 number, since 2×161600415560213² (a number of 29 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 (161600415560273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28785251123 + ... + 28785256736.

It is an arithmetic number, because the mean of its divisors is an integer number (23143344159720).

Almost surely, 2^{161600415560213} is an apocalyptic number.

It is an amenable number.

161600415560213 is a deficient number, since it is larger than the sum of its proper divisors (23546337717547).

161600415560213 is an equidigital number, since it uses as much as digits as its factorization.

161600415560213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57570508267.

The product of its (nonzero) digits is 129600, while the sum is 41.

Adding to 161600415560213 its reverse (312065514006161), we get a palindrome (473665929566374).

The spelling of 161600415560213 in words is "one hundred sixty-one trillion, six hundred billion, four hundred fifteen million, five hundred sixty thousand, two hundred thirteen".