163033334864 has 40 divisors (see below), whose sum is σ = 317144835360. Its totient is φ = 81190124928.

The previous prime is 163033334851. The next prime is 163033334869. The reversal of 163033334864 is 468433330361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163033334869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4319627 + ... + 4357205.

It is an arithmetic number, because the mean of its divisors is an integer number (7928620884).

Almost surely, 2^163033334864 is an apocalyptic number.

It is an amenable number.

163033334864 is a deficient number, since it is larger than the sum of its proper divisors (154111500496).

163033334864 is a wasteful number, since it uses less digits than its factorization.

163033334864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38667 (or 38661 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 163033334864 in words is "one hundred sixty-three billion, thirty-three million, three hundred thirty-four thousand, eight hundred sixty-four".