11384840426 has 16 divisors (see below), whose sum is σ = 17822286144. Its totient is φ = 5444148864.

The previous prime is 11384840419. The next prime is 11384840431. The reversal of 11384840426 is 62404848311.

11384840426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11384840426² (a number of 21 digits) contains 22 as substring.

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, 433301 + ... + 458823.

It is an arithmetic number, because the mean of its divisors is an integer number (1113892884).

Almost surely, 2^11384840426 is an apocalyptic number.

11384840426 is a deficient number, since it is larger than the sum of its proper divisors (6437445718).

11384840426 is a wasteful number, since it uses less digits than its factorization.

11384840426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35245.

The product of its (nonzero) digits is 147456, while the sum is 41.

The spelling of 11384840426 in words is "eleven billion, three hundred eighty-four million, eight hundred forty thousand, four hundred twenty-six".