16109650 has 12 divisors (see below), whose sum is σ = 29964042. Its totient is φ = 6443840.

The previous prime is 16109641. The next prime is 16109651. The reversal of 16109650 is 5690161.

16109650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 14010049 + 2099601 = 3743^2 + 1449^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (16109651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 161047 + ... + 161146.

Almost surely, 2^16109650 is an apocalyptic number.

16109650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16109650 is a deficient number, since it is larger than the sum of its proper divisors (13854392).

16109650 is a wasteful number, since it uses less digits than its factorization.

16109650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322205 (or 322200 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 16109650 is about 4013.6828474607. The cubic root of 16109650 is about 252.5585264456.

The spelling of 16109650 in words is "sixteen million, one hundred nine thousand, six hundred fifty".