11849235648 has 112 divisors (see below), whose sum is σ = 32483779584. Its totient is φ = 3808005120.

The previous prime is 11849235647. The next prime is 11849235661. The reversal of 11849235648 is 84653294811.

It is a self number, because there is not a number n which added to its sum of digits gives 11849235648.

It is not an unprimeable number, because it can be changed into a prime (11849235641) 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, 1645111 + ... + 1652297.

Almost surely, 2^11849235648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11849235648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16241889792).

11849235648 is an abundant number, since it is smaller than the sum of its proper divisors (20634543936).

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

11849235648 is a wasteful number, since it uses less digits than its factorization.

11849235648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7510 (or 7500 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The spelling of 11849235648 in words is "eleven billion, eight hundred forty-nine million, two hundred thirty-five thousand, six hundred forty-eight".