16651500513 has 16 divisors (see below), whose sum is σ = 22396824000. Its totient is φ = 11003894720.

The previous prime is 16651500499. The next prime is 16651500563. The reversal of 16651500513 is 31500515661.

16651500513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16651500513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16651500563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181543 + ... + 257411.

It is an arithmetic number, because the mean of its divisors is an integer number (1399801500).

Almost surely, 2^16651500513 is an apocalyptic number.

It is an amenable number.

16651500513 is a deficient number, since it is larger than the sum of its proper divisors (5745323487).

16651500513 is a wasteful number, since it uses less digits than its factorization.

16651500513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76512.

The product of its (nonzero) digits is 13500, while the sum is 33.

The spelling of 16651500513 in words is "sixteen billion, six hundred fifty-one million, five hundred thousand, five hundred thirteen".