16747416623 has 4 divisors (see below), whose sum is σ = 19139904720. Its totient is φ = 14354928528.

The previous prime is 16747416619. The next prime is 16747416649. The reversal of 16747416623 is 32661474761.

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

It is a cyclic number.

It is not a de Polignac number, because 16747416623 - 2² = 16747416619 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 (16747416823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196244038 + ... + 1196244051.

It is an arithmetic number, because the mean of its divisors is an integer number (4784976180).

Almost surely, 2^16747416623 is an apocalyptic number.

16747416623 is a deficient number, since it is larger than the sum of its proper divisors (2392488097).

16747416623 is an equidigital number, since it uses as much as digits as its factorization.

16747416623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392488096.

The product of its digits is 1016064, while the sum is 47.

The spelling of 16747416623 in words is "sixteen billion, seven hundred forty-seven million, four hundred sixteen thousand, six hundred twenty-three".