16010816 has 14 divisors (see below), whose sum is σ = 31771590. Its totient is φ = 8005376.

The previous prime is 16010809. The next prime is 16010831. The reversal of 16010816 is 61801061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16000000 + 10816 = 4000^2 + 104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16010791 and 16010800.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125021 + ... + 125148.

Almost surely, 2^16010816 is an apocalyptic number.

16010816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16010816 is a deficient number, since it is larger than the sum of its proper divisors (15760774).

16010816 is an equidigital number, since it uses as much as digits as its factorization.

16010816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250181 (or 250171 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 16010816 is about 4001.3517715892. The cubic root of 16010816 is about 252.0409776312.

Adding to 16010816 its reverse (61801061), we get a palindrome (77811877).

The spelling of 16010816 in words is "sixteen million, ten thousand, eight hundred sixteen".