163959552008 has 64 divisors (see below), whose sum is σ = 352276594560. Its totient is φ = 70081698816.

The previous prime is 163959551971. The next prime is 163959552019. The reversal of 163959552008 is 800255959361.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49577891 + ... + 49581197.

It is an arithmetic number, because the mean of its divisors is an integer number (5504321790).

Almost surely, 2^163959552008 is an apocalyptic number.

It is an amenable number.

163959552008 is an abundant number, since it is smaller than the sum of its proper divisors (188317042552).

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

163959552008 is a wasteful number, since it uses less digits than its factorization.

163959552008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5406 (or 5402 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 53.

The spelling of 163959552008 in words is "one hundred sixty-three billion, nine hundred fifty-nine million, five hundred fifty-two thousand, eight".