1606168616061 has 32 divisors (see below), whose sum is σ = 2257123760640. Its totient is φ = 1013139779904.

The previous prime is 1606168616021. The next prime is 1606168616069.

1606168616061 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1606168616061 - 2¹⁴ = 1606168599677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1606168616061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606168616069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179998746 + ... + 180007668.

It is an arithmetic number, because the mean of its divisors is an integer number (70535117520).

Almost surely, 2^{1606168616061} is an apocalyptic number.

It is an amenable number.

1606168616061 is a deficient number, since it is larger than the sum of its proper divisors (650955144579).

1606168616061 is a wasteful number, since it uses less digits than its factorization.

1606168616061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12585.

The product of its (nonzero) digits is 373248, while the sum is 48.

The spelling of 1606168616061 in words is "one trillion, six hundred six billion, one hundred sixty-eight million, six hundred sixteen thousand, sixty-one".