11154215344 has 10 divisors (see below), whose sum is σ = 21611292260. Its totient is φ = 5577107664.

The previous prime is 11154215339. The next prime is 11154215381. The reversal of 11154215344 is 44351245111.

11154215344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348569214 + ... + 348569245.

It is an arithmetic number, because the mean of its divisors is an integer number (2161129226).

Almost surely, 2^11154215344 is an apocalyptic number.

It is an amenable number.

11154215344 is a deficient number, since it is larger than the sum of its proper divisors (10457076916).

11154215344 is an equidigital number, since it uses as much as digits as its factorization.

11154215344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697138467 (or 697138461 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The spelling of 11154215344 in words is "eleven billion, one hundred fifty-four million, two hundred fifteen thousand, three hundred forty-four".