163063650421 has 8 divisors (see below), whose sum is σ = 186361173440. Its totient is φ = 139766806368.

The previous prime is 163063650349. The next prime is 163063650457. The reversal of 163063650421 is 124056360361.

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

It is not a de Polignac number, because 163063650421 - 2¹⁷ = 163063519349 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 (163063650461) 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 in 7 ways as a sum of consecutive naturals, for example, 546265 + ... + 790273.

It is an arithmetic number, because the mean of its divisors is an integer number (23295146680).

Almost surely, 2^163063650421 is an apocalyptic number.

It is an amenable number.

163063650421 is a deficient number, since it is larger than the sum of its proper divisors (23297523019).

163063650421 is an equidigital number, since it uses as much as digits as its factorization.

163063650421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339483.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 163063650421 in words is "one hundred sixty-three billion, sixty-three million, six hundred fifty thousand, four hundred twenty-one".