16306704338677 has 4 divisors (see below), whose sum is σ = 16306774491436. Its totient is φ = 16306634185920.

The previous prime is 16306704338669. The next prime is 16306704338699. The reversal of 16306704338677 is 77683340760361.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15247103800516 + 1059600538161 = 3904754^2 + 1029369^2 .

It is a cyclic number.

It is not a de Polignac number, because 16306704338677 - 2³ = 16306704338669 is a prime.

It is a super-2 number, since 2×16306704338677² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16306704338377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34726548 + ... + 35192989.

It is an arithmetic number, because the mean of its divisors is an integer number (4076693622859).

Almost surely, 2^{16306704338677} is an apocalyptic number.

It is an amenable number.

16306704338677 is a deficient number, since it is larger than the sum of its proper divisors (70152759).

16306704338677 is an equidigital number, since it uses as much as digits as its factorization.

16306704338677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70152758.

The product of its (nonzero) digits is 64012032, while the sum is 61.

The spelling of 16306704338677 in words is "sixteen trillion, three hundred six billion, seven hundred four million, three hundred thirty-eight thousand, six hundred seventy-seven".