16101664 has 48 divisors (see below), whose sum is σ = 33929280. Its totient is φ = 7499520.

The previous prime is 16101661. The next prime is 16101691. The reversal of 16101664 is 46610161.

It is not an unprimeable number, because it can be changed into a prime (16101661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42982 + ... + 43354.

It is an arithmetic number, because the mean of its divisors is an integer number (706860).

Almost surely, 2^16101664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16101664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16964640).

16101664 is an abundant number, since it is smaller than the sum of its proper divisors (17827616).

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

16101664 is a wasteful number, since it uses less digits than its factorization.

16101664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16101664 is about 4012.6878772215. The cubic root of 16101664 is about 252.5167861271.

The spelling of 16101664 in words is "sixteen million, one hundred one thousand, six hundred sixty-four".