161152206563 has 8 divisors (see below), whose sum is σ = 164785583088. Its totient is φ = 157540784544.

The previous prime is 161152206559. The next prime is 161152206581. The reversal of 161152206563 is 365602251161.

161152206563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 161152206563 - 2² = 161152206559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161152206263) by changing a digit.

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, 5473781 + ... + 5503142.

It is an arithmetic number, because the mean of its divisors is an integer number (20598197886).

Almost surely, 2^161152206563 is an apocalyptic number.

161152206563 is a deficient number, since it is larger than the sum of its proper divisors (3633376525).

161152206563 is a wasteful number, since it uses less digits than its factorization.

161152206563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10977253.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 161152206563 in words is "one hundred sixty-one billion, one hundred fifty-two million, two hundred six thousand, five hundred sixty-three".