16510505014 has 4 divisors (see below), whose sum is σ = 24765757524. Its totient is φ = 8255252506.

The previous prime is 16510505003. The next prime is 16510505017. The reversal of 16510505014 is 41050501561.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16510505017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4127626252 + ... + 4127626255.

It is an arithmetic number, because the mean of its divisors is an integer number (6191439381).

Almost surely, 2^16510505014 is an apocalyptic number.

16510505014 is a deficient number, since it is larger than the sum of its proper divisors (8255252510).

16510505014 is an equidigital number, since it uses as much as digits as its factorization.

16510505014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8255252509.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 16510505014 in words is "sixteen billion, five hundred ten million, five hundred five thousand, fourteen".