101660328 has 144 divisors (see below), whose sum is σ = 346076640. Its totient is φ = 26389440.

The previous prime is 101660261. The next prime is 101660353. The reversal of 101660328 is 823066101.

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 35 ways as a sum of consecutive naturals, for example, 60151 + ... + 61817.

It is an arithmetic number, because the mean of its divisors is an integer number (2403310).

Almost surely, 2^101660328 is an apocalyptic number.

101660328 is a gapful number since it is divisible by the number (18) 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 101660328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173038320).

101660328 is an abundant number, since it is smaller than the sum of its proper divisors (244416312).

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

101660328 is a wasteful number, since it uses less digits than its factorization.

101660328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708 (or 1690 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 101660328 is about 10082.6746451524. The cubic root of 101660328 is about 466.7136492380.

The spelling of 101660328 in words is "one hundred one million, six hundred sixty thousand, three hundred twenty-eight".