11639596344 has 64 divisors (see below), whose sum is σ = 29253312000. Its totient is φ = 3859349760.

The previous prime is 11639596343. The next prime is 11639596351. The reversal of 11639596344 is 44369593611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11639596343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3918892 + ... + 3921860.

It is an arithmetic number, because the mean of its divisors is an integer number (457083000).

Almost surely, 2^11639596344 is an apocalyptic number.

It is an amenable number.

11639596344 is an abundant number, since it is smaller than the sum of its proper divisors (17613715656).

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

11639596344 is a wasteful number, since it uses less digits than its factorization.

11639596344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788 (or 3784 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 51.

The spelling of 11639596344 in words is "eleven billion, six hundred thirty-nine million, five hundred ninety-six thousand, three hundred forty-four".