16298607556 has 81 divisors (see below), whose sum is σ = 36513863757. Its totient is φ = 6342446880.

The previous prime is 16298607509. The next prime is 16298607587. The reversal of 16298607556 is 65570689261.

The square root of 16298607556 is 127666.

It is a perfect power (a square), and thus also a powerful number.

16298607556 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 only one way, i.e., 9383021956 + 6915585600 = 96866^2 + 83160^2 .

It is a super-3 number, since 3×16298607556³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16298607497 and 16298607506.

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 19660150 + ... + 19660978.

Almost surely, 2^16298607556 is an apocalyptic number.

16298607556 is the 127666-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16298607556

16298607556 is an abundant number, since it is smaller than the sum of its proper divisors (20215256201).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16298607556 is an equidigital number, since it uses as much as digits as its factorization.

16298607556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1698 (or 849 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 16298607556 in words is "sixteen billion, two hundred ninety-eight million, six hundred seven thousand, five hundred fifty-six".