11489242648 has 16 divisors (see below), whose sum is σ = 23199432480. Its totient is φ = 5302727328.

The previous prime is 11489242643. The next prime is 11489242669. The reversal of 11489242648 is 84624298411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11489242643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55236640 + ... + 55236847.

It is an arithmetic number, because the mean of its divisors is an integer number (1449964530).

Almost surely, 2^11489242648 is an apocalyptic number.

It is an amenable number.

11489242648 is an abundant number, since it is smaller than the sum of its proper divisors (11710189832).

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

11489242648 is a wasteful number, since it uses less digits than its factorization.

11489242648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110473506 (or 110473502 counting only the distinct ones).

The product of its digits is 884736, while the sum is 49.

The spelling of 11489242648 in words is "eleven billion, four hundred eighty-nine million, two hundred forty-two thousand, six hundred forty-eight".