11456155648 has 104 divisors (see below), whose sum is σ = 27028989440. Its totient is φ = 4751032320.

The previous prime is 11456155631. The next prime is 11456155657. The reversal of 11456155648 is 84655165411.

It is a junction number, because it is equal to n+sod(n) for n = 11456155598 and 11456155607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 882388 + ... + 895276.

Almost surely, 2^11456155648 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 11456155648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13514494720).

11456155648 is an abundant number, since it is smaller than the sum of its proper divisors (15572833792).

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

11456155648 is an equidigital number, since it uses as much as digits as its factorization.

11456155648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12951 (or 12929 counting only the distinct ones).

The product of its digits is 576000, while the sum is 46.

The spelling of 11456155648 in words is "eleven billion, four hundred fifty-six million, one hundred fifty-five thousand, six hundred forty-eight".