160566506550644 has 6 divisors (see below), whose sum is σ = 280991386463634. Its totient is φ = 80283253275320.

The previous prime is 160566506550643. The next prime is 160566506550647. The reversal of 160566506550644 is 446055605665061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 137020837248100 + 23545669302544 = 11705590^2 + 4852388^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160566506550641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20070813318827 + ... + 20070813318834.

It is an arithmetic number, because the mean of its divisors is an integer number (46831897743939).

Almost surely, 2^{160566506550644} is an apocalyptic number.

It is an amenable number.

160566506550644 is a deficient number, since it is larger than the sum of its proper divisors (120424879912990).

160566506550644 is a wasteful number, since it uses less digits than its factorization.

160566506550644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40141626637665 (or 40141626637663 counting only the distinct ones).

The product of its (nonzero) digits is 77760000, while the sum is 59.

The spelling of 160566506550644 in words is "one hundred sixty trillion, five hundred sixty-six billion, five hundred six million, five hundred fifty thousand, six hundred forty-four".