163700016 has 40 divisors (see below), whose sum is σ = 441281280. Its totient is φ = 52193856.

The previous prime is 163699997. The next prime is 163700023. The reversal of 163700016 is 610007361.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73036 + ... + 75243.

It is an arithmetic number, because the mean of its divisors is an integer number (11032032).

Almost surely, 2^163700016 is an apocalyptic number.

163700016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

163700016 is an abundant number, since it is smaller than the sum of its proper divisors (277581264).

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

163700016 is a wasteful number, since it uses less digits than its factorization.

163700016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148313 (or 148307 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 163700016 is about 12794.5307065167. The cubic root of 163700016 is about 547.0364191623.

Adding to 163700016 its reverse (610007361), we get a palindrome (773707377).

The spelling of 163700016 in words is "one hundred sixty-three million, seven hundred thousand, sixteen".