11544881316 has 48 divisors (see below), whose sum is σ = 27686233344. Its totient is φ = 3742202016.

The previous prime is 11544881291. The next prime is 11544881323. The reversal of 11544881316 is 61318844511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67851 + ... + 166413.

It is an arithmetic number, because the mean of its divisors is an integer number (576796528).

Almost surely, 2^11544881316 is an apocalyptic number.

It is an amenable number.

11544881316 is an abundant number, since it is smaller than the sum of its proper divisors (16141352028).

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

11544881316 is a wasteful number, since it uses less digits than its factorization.

11544881316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98840 (or 98838 counting only the distinct ones).

The product of its digits is 92160, while the sum is 42.

The spelling of 11544881316 in words is "eleven billion, five hundred forty-four million, eight hundred eighty-one thousand, three hundred sixteen".