160661566047 has 8 divisors (see below), whose sum is σ = 215291881600. Its totient is φ = 106569480600.

The previous prime is 160661566033. The next prime is 160661566067. The reversal of 160661566047 is 740665166061.

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

It is not a de Polignac number, because 160661566047 - 2⁷ = 160661565919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 160661565987 and 160661566005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160661566067) 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, 134556829 + ... + 134558022.

It is an arithmetic number, because the mean of its divisors is an integer number (26911485200).

Almost surely, 2^160661566047 is an apocalyptic number.

160661566047 is a deficient number, since it is larger than the sum of its proper divisors (54630315553).

160661566047 is a wasteful number, since it uses less digits than its factorization.

160661566047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269115053.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 160661566047 in words is "one hundred sixty billion, six hundred sixty-one million, five hundred sixty-six thousand, forty-seven".