11640839496 has 64 divisors (see below), whose sum is σ = 34189888320. Its totient is φ = 3256177920.

The previous prime is 11640839473. The next prime is 11640839501. The reversal of 11640839496 is 69493804611.

11640839496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1692495 + ... + 1699358.

It is an arithmetic number, because the mean of its divisors is an integer number (534217005).

Almost surely, 2^11640839496 is an apocalyptic number.

It is an amenable number.

11640839496 is an abundant number, since it is smaller than the sum of its proper divisors (22549048824).

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

11640839496 is a wasteful number, since it uses less digits than its factorization.

11640839496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391886 (or 3391882 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 11640839496 in words is "eleven billion, six hundred forty million, eight hundred thirty-nine thousand, four hundred ninety-six".