11428219802 has 16 divisors (see below), whose sum is σ = 17286635520. Its totient is φ = 5666181552.

The previous prime is 11428219799. The next prime is 11428219877. The reversal of 11428219802 is 20891282411.

11428219802 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 in 7 ways as a sum of consecutive naturals, for example, 89399 + ... + 175637.

It is an arithmetic number, because the mean of its divisors is an integer number (1080414720).

Almost surely, 2^11428219802 is an apocalyptic number.

11428219802 is a deficient number, since it is larger than the sum of its proper divisors (5858415718).

11428219802 is a wasteful number, since it uses less digits than its factorization.

11428219802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86797.

The product of its (nonzero) digits is 18432, while the sum is 38.

The spelling of 11428219802 in words is "eleven billion, four hundred twenty-eight million, two hundred nineteen thousand, eight hundred two".