163890096 has 20 divisors (see below), whose sum is σ = 423382872. Its totient is φ = 54630016.

The previous prime is 163890091. The next prime is 163890121. The reversal of 163890096 is 690098361.

It is not an unprimeable number, because it can be changed into a prime (163890091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1707141 + ... + 1707236.

Almost surely, 2^163890096 is an apocalyptic number.

163890096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

163890096 is an abundant number, since it is smaller than the sum of its proper divisors (259492776).

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

163890096 is a wasteful number, since it uses less digits than its factorization.

163890096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414388 (or 3414382 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 163890096 is about 12801.9567254385. The cubic root of 163890096 is about 547.2480674064.

The spelling of 163890096 in words is "one hundred sixty-three million, eight hundred ninety thousand, ninety-six".