16456246656 has 64 divisors (see below), whose sum is σ = 44238640320. Its totient is φ = 5419315712.

The previous prime is 16456246643. The next prime is 16456246699. The reversal of 16456246656 is 65664265461.

16456246656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×16456246656² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16456246599 and 16456246608.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 226290 + ... + 290033.

It is an arithmetic number, because the mean of its divisors is an integer number (691228755).

Almost surely, 2^16456246656 is an apocalyptic number.

16456246656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16456246656 is an abundant number, since it is smaller than the sum of its proper divisors (27782393664).

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

16456246656 is an equidigital number, since it uses as much as digits as its factorization.

16456246656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516423 (or 516411 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 51.

The spelling of 16456246656 in words is "sixteen billion, four hundred fifty-six million, two hundred forty-six thousand, six hundred fifty-six".