2663940336 has 40 divisors (see below), whose sum is σ = 6884154624. Its totient is φ = 887682240.

The previous prime is 2663940317. The next prime is 2663940359. The reversal of 2663940336 is 6330493662.

It is a happy number.

It is a super-2 number, since 2×2663940336² = 14193156227535585792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 171451 + ... + 186341.

Almost surely, 2^2663940336 is an apocalyptic number.

It is an amenable number.

2663940336 is an abundant number, since it is smaller than the sum of its proper divisors (4220214288).

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

2663940336 is a wasteful number, since it uses less digits than its factorization.

2663940336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18629 (or 18623 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 42.

The square root of 2663940336 is about 51613.3736157597. The cubic root of 2663940336 is about 1386.2498045312.

The spelling of 2663940336 in words is "two billion, six hundred sixty-three million, nine hundred forty thousand, three hundred thirty-six".