163506040324350 has 48 divisors (see below), whose sum is σ = 405505969980672. Its totient is φ = 43600429035360.

The previous prime is 163506040324339. The next prime is 163506040324351. The reversal of 163506040324350 is 53423040605361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163506040324351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9211552 + ... + 20294451.

It is an arithmetic number, because the mean of its divisors is an integer number (8448041041264).

Almost surely, 2^{163506040324350} is an apocalyptic number.

163506040324350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163506040324350 is an abundant number, since it is smaller than the sum of its proper divisors (241999929656322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163506040324350 is a wasteful number, since it uses less digits than its factorization.

163506040324350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29542961 (or 29542956 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 163506040324350 in words is "one hundred sixty-three trillion, five hundred six billion, forty million, three hundred twenty-four thousand, three hundred fifty".