2664256208 has 40 divisors (see below), whose sum is σ = 5197665096. Its totient is φ = 1322956800.

The previous prime is 2664256193. The next prime is 2664256211. The reversal of 2664256208 is 8026524662.

2664256208 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 4 ways, for example, as 476636224 + 2187619984 = 21832^2 + 46772^2 .

It is a super-2 number, since 2×2664256208² = 14196522283733078528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2016188 + ... + 2017508.

Almost surely, 2^2664256208 is an apocalyptic number.

It is an amenable number.

2664256208 is a deficient number, since it is larger than the sum of its proper divisors (2533408888).

2664256208 is a wasteful number, since it uses less digits than its factorization.

2664256208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103 (or 2097 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 2664256208 is about 51616.4335071690. The cubic root of 2664256208 is about 1386.3045930696.

The spelling of 2664256208 in words is "two billion, six hundred sixty-four million, two hundred fifty-six thousand, two hundred eight".