163534634234446 has 8 divisors (see below), whose sum is σ = 245372827395384. Its totient is φ = 81743691769320.

The previous prime is 163534634234437. The next prime is 163534634234549. The reversal of 163534634234446 is 644432436435361.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11812665300 + ... + 11812679143.

It is an arithmetic number, because the mean of its divisors is an integer number (30671603424423).

Almost surely, 2^{163534634234446} is an apocalyptic number.

163534634234446 is a deficient number, since it is larger than the sum of its proper divisors (81838193160938).

163534634234446 is a wasteful number, since it uses less digits than its factorization.

163534634234446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23625347906.

The product of its digits is 179159040, while the sum is 58.

The spelling of 163534634234446 in words is "one hundred sixty-three trillion, five hundred thirty-four billion, six hundred thirty-four million, two hundred thirty-four thousand, four hundred forty-six".