16651414013 has 6 divisors (see below), whose sum is σ = 18030821274. Its totient is φ = 15370535856.

The previous prime is 16651414007. The next prime is 16651414027. The reversal of 16651414013 is 31041415661.

16651414013 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 1448030809 + 15203383204 = 38053^2 + 123302^2 .

It is not a de Polignac number, because 16651414013 - 2⁶ = 16651413949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16651419013) 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 5 ways as a sum of consecutive naturals, for example, 49264370 + ... + 49264707.

It is an arithmetic number, because the mean of its divisors is an integer number (3005136879).

Almost surely, 2^16651414013 is an apocalyptic number.

16651414013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16651414013 is a deficient number, since it is larger than the sum of its proper divisors (1379407261).

16651414013 is an equidigital number, since it uses as much as digits as its factorization.

16651414013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98529103 (or 98529090 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 16651414013 its reverse (31041415661), we get a palindrome (47692829674).

The spelling of 16651414013 in words is "sixteen billion, six hundred fifty-one million, four hundred fourteen thousand, thirteen".