163946496 has 112 divisors (see below), whose sum is σ = 500140224. Its totient is φ = 46792704.

The previous prime is 163946479. The next prime is 163946501. The reversal of 163946496 is 694649361.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171556 + ... + 172508.

Almost surely, 2^163946496 is an apocalyptic number.

163946496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163946496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250070112).

163946496 is an abundant number, since it is smaller than the sum of its proper divisors (336193728).

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

163946496 is an frugal number, since it uses more digits than its factorization.

163946496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989 (or 965 counting only the distinct ones).

The product of its digits is 839808, while the sum is 48.

The square root of 163946496 is about 12804.1593242196. The cubic root of 163946496 is about 547.3108355905.

The spelling of 163946496 in words is "one hundred sixty-three million, nine hundred forty-six thousand, four hundred ninety-six".