161106511660606 has 16 divisors (see below), whose sum is σ = 249993165114000. Its totient is φ = 77775463338048.

The previous prime is 161106511660583. The next prime is 161106511660691. The reversal of 161106511660606 is 606066115601161.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84713545 + ... + 86594443.

It is an arithmetic number, because the mean of its divisors is an integer number (15624572819625).

Almost surely, 2^{161106511660606} is an apocalyptic number.

161106511660606 is a deficient number, since it is larger than the sum of its proper divisors (88886653453394).

161106511660606 is a wasteful number, since it uses less digits than its factorization.

161106511660606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357723.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 161106511660606 in words is "one hundred sixty-one trillion, one hundred six billion, five hundred eleven million, six hundred sixty thousand, six hundred six".