163364468734 has 4 divisors (see below), whose sum is σ = 245046703104. Its totient is φ = 81682234366.

The previous prime is 163364468653. The next prime is 163364468753. The reversal of 163364468734 is 437864463361.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 40841117182 + ... + 40841117185.

It is an arithmetic number, because the mean of its divisors is an integer number (61261675776).

Almost surely, 2^163364468734 is an apocalyptic number.

163364468734 is a deficient number, since it is larger than the sum of its proper divisors (81682234370).

163364468734 is an equidigital number, since it uses as much as digits as its factorization.

163364468734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81682234369.

The product of its digits is 20901888, while the sum is 55.

The spelling of 163364468734 in words is "one hundred sixty-three billion, three hundred sixty-four million, four hundred sixty-eight thousand, seven hundred thirty-four".