2664410656 has 24 divisors (see below), whose sum is σ = 5253001740. Its totient is φ = 1330315008.

The previous prime is 2664410633. The next prime is 2664410659. The reversal of 2664410656 is 6560144662.

It can be written as a sum of positive squares in 2 ways, for example, as 2644016400 + 20394256 = 51420^2 + 4516^2 .

It is not an unprimeable number, because it can be changed into a prime (2664410659) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 36031 + ... + 81406.

Almost surely, 2^2664410656 is an apocalyptic number.

It is an amenable number.

2664410656 is a deficient number, since it is larger than the sum of its proper divisors (2588591084).

2664410656 is a wasteful number, since it uses less digits than its factorization.

2664410656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118156 (or 118148 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 2664410656 is about 51617.9295981542. The cubic root of 2664410656 is about 1386.3313807629.

The spelling of 2664410656 in words is "two billion, six hundred sixty-four million, four hundred ten thousand, six hundred fifty-six".