11419444463 has 16 divisors (see below), whose sum is σ = 13776360000. Its totient is φ = 9450566496.

The previous prime is 11419444411. The next prime is 11419444471. The reversal of 11419444463 is 36444491411.

It is not a de Polignac number, because 11419444463 - 2⁸ = 11419444207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11419444463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11419444063) 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 15 ways as a sum of consecutive naturals, for example, 564068 + ... + 583961.

It is an arithmetic number, because the mean of its divisors is an integer number (861022500).

Almost surely, 2^11419444463 is an apocalyptic number.

11419444463 is a deficient number, since it is larger than the sum of its proper divisors (2356915537).

11419444463 is an equidigital number, since it uses as much as digits as its factorization.

11419444463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148079 (or 1148065 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The spelling of 11419444463 in words is "eleven billion, four hundred nineteen million, four hundred forty-four thousand, four hundred sixty-three".