163003968448 has 28 divisors (see below), whose sum is σ = 324377364960. Its totient is φ = 81271089152.

The previous prime is 163003968433. The next prime is 163003968473. The reversal of 163003968448 is 844869300361.

It is a junction number, because it is equal to n+sod(n) for n = 163003968395 and 163003968404.

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, 3584968 + ... + 3630151.

Almost surely, 2^163003968448 is an apocalyptic number.

It is an amenable number.

163003968448 is a deficient number, since it is larger than the sum of its proper divisors (161373396512).

163003968448 is an equidigital number, since it uses as much as digits as its factorization.

163003968448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7215484 (or 7215474 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 163003968448 in words is "one hundred sixty-three billion, three million, nine hundred sixty-eight thousand, four hundred forty-eight".