6160643616961 has 4 divisors (see below), whose sum is σ = 6160649440900. Its totient is φ = 6160637793024.

The previous prime is 6160643616947. The next prime is 6160643617003. The reversal of 6160643616961 is 1696163460616.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1729277600400 + 4431366016561 = 1315020^2 + 2105081^2 .

It is a cyclic number.

It is not a de Polignac number, because 6160643616961 - 2¹¹ = 6160643614913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6160643616901) 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, 828216 + ... + 3606553.

It is an arithmetic number, because the mean of its divisors is an integer number (1540162360225).

Almost surely, 2^{6160643616961} is an apocalyptic number.

It is an amenable number.

6160643616961 is a deficient number, since it is larger than the sum of its proper divisors (5823939).

6160643616961 is a wasteful number, since it uses less digits than its factorization.

6160643616961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5823938.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 6160643616961 in words is "six trillion, one hundred sixty billion, six hundred forty-three million, six hundred sixteen thousand, nine hundred sixty-one".