163803604694 has 8 divisors (see below), whose sum is σ = 246272857320. Its totient is φ = 81712652256.

The previous prime is 163803604693. The next prime is 163803604787. The reversal of 163803604694 is 496406308361.

163803604694 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163803604693) 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 3 ways as a sum of consecutive naturals, for example, 94573964 + ... + 94575695.

It is an arithmetic number, because the mean of its divisors is an integer number (30784107165).

Almost surely, 2^163803604694 is an apocalyptic number.

163803604694 is a deficient number, since it is larger than the sum of its proper divisors (82469252626).

163803604694 is a wasteful number, since it uses less digits than its factorization.

163803604694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189150094.

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 163803604694 in words is "one hundred sixty-three billion, eight hundred three million, six hundred four thousand, six hundred ninety-four".