163306936293 has 8 divisors (see below), whose sum is σ = 217791519456. Its totient is φ = 108846822000.

The previous prime is 163306936283. The next prime is 163306936301. The reversal of 163306936293 is 392639603361.

163306936293 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 not a de Polignac number, because 163306936293 - 2⁴ = 163306936277 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163306936283) 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, 6101638 + ... + 6128343.

It is an arithmetic number, because the mean of its divisors is an integer number (27223939932).

Almost surely, 2^163306936293 is an apocalyptic number.

It is an amenable number.

163306936293 is a deficient number, since it is larger than the sum of its proper divisors (54484583163).

163306936293 is a wasteful number, since it uses less digits than its factorization.

163306936293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12234435.

The product of its (nonzero) digits is 2834352, while the sum is 51.

The spelling of 163306936293 in words is "one hundred sixty-three billion, three hundred six million, nine hundred thirty-six thousand, two hundred ninety-three".