11648013136 has 20 divisors (see below), whose sum is σ = 22601089152. Its totient is φ = 5815474016.

The previous prime is 11648013107. The next prime is 11648013173. The reversal of 11648013136 is 63131084611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522016 + ... + 543871.

Almost surely, 2^11648013136 is an apocalyptic number.

11648013136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11648013136 is a deficient number, since it is larger than the sum of its proper divisors (10953076016).

11648013136 is a wasteful number, since it uses less digits than its factorization.

11648013136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066578 (or 1066572 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

Adding to 11648013136 its reverse (63131084611), we get a palindrome (74779097747).

The spelling of 11648013136 in words is "eleven billion, six hundred forty-eight million, thirteen thousand, one hundred thirty-six".