2656046216 has 8 divisors (see below), whose sum is σ = 4980086670. Its totient is φ = 1328023104.

The previous prime is 2656046203. The next prime is 2656046219. The reversal of 2656046216 is 6126406562.

It can be written as a sum of positive squares in only one way, i.e., 1496916100 + 1159130116 = 38690^2 + 34046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2656046216.

It is not an unprimeable number, because it can be changed into a prime (2656046219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166002881 + ... + 166002896.

Almost surely, 2^2656046216 is an apocalyptic number.

It is an amenable number.

2656046216 is a deficient number, since it is larger than the sum of its proper divisors (2324040454).

2656046216 is a wasteful number, since it uses less digits than its factorization.

2656046216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332005783 (or 332005779 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 2656046216 is about 51536.8432871087. The cubic root of 2656046216 is about 1384.8791470094.

The spelling of 2656046216 in words is "two billion, six hundred fifty-six million, forty-six thousand, two hundred sixteen".