2656453216 has 12 divisors (see below), whose sum is σ = 5229892332. Its totient is φ = 1328226592.

The previous prime is 2656453211. The next prime is 2656453309. The reversal of 2656453216 is 6123546562.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656453211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41507050 + ... + 41507113.

It is an arithmetic number, because the mean of its divisors is an integer number (435824361).

Almost surely, 2^2656453216 is an apocalyptic number.

It is an amenable number.

2656453216 is a deficient number, since it is larger than the sum of its proper divisors (2573439116).

2656453216 is an equidigital number, since it uses as much as digits as its factorization.

2656453216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83014173 (or 83014165 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 2656453216 is about 51540.7917672983. The cubic root of 2656453216 is about 1384.9498808470.

Adding to 2656453216 its reverse (6123546562), we get a palindrome (8779999778).

The spelling of 2656453216 in words is "two billion, six hundred fifty-six million, four hundred fifty-three thousand, two hundred sixteen".