11648879488 has 16 divisors (see below), whose sum is σ = 23206752360. Its totient is φ = 5824439680.

The previous prime is 11648879479. The next prime is 11648879527. The reversal of 11648879488 is 88497884611.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45503308 + ... + 45503563.

Almost surely, 2^11648879488 is an apocalyptic number.

It is an amenable number.

11648879488 is a deficient number, since it is larger than the sum of its proper divisors (11557872872).

11648879488 is an frugal number, since it uses more digits than its factorization.

11648879488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91006885 (or 91006873 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 64.

It can be divided in two parts, 11648 and 879488, that added together give a square (891136 = 944²).

The spelling of 11648879488 in words is "eleven billion, six hundred forty-eight million, eight hundred seventy-nine thousand, four hundred eighty-eight".