163155332063 has 8 divisors (see below), whose sum is σ = 167738116560. Its totient is φ = 158601280320.

The previous prime is 163155332029. The next prime is 163155332083. The reversal of 163155332063 is 360233551361.

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 163155332063 - 2¹² = 163155327967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163155332083) 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, 7171673 + ... + 7194386.

It is an arithmetic number, because the mean of its divisors is an integer number (20967264570).

Almost surely, 2^163155332063 is an apocalyptic number.

163155332063 is a deficient number, since it is larger than the sum of its proper divisors (4582784497).

163155332063 is a wasteful number, since it uses less digits than its factorization.

163155332063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14366377.

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 163155332063 in words is "one hundred sixty-three billion, one hundred fifty-five million, three hundred thirty-two thousand, sixty-three".