11109446426 has 16 divisors (see below), whose sum is σ = 18015868584. Its totient is φ = 5107482624.

The previous prime is 11109446393. The next prime is 11109446429. The reversal of 11109446426 is 62464490111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10944298225 + 165148201 = 104615^2 + 12851^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11109446426.

It is not an unprimeable number, because it can be changed into a prime (11109446429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824615 + ... + 837978.

Almost surely, 2^11109446426 is an apocalyptic number.

11109446426 is a deficient number, since it is larger than the sum of its proper divisors (6906422158).

11109446426 is a wasteful number, since it uses less digits than its factorization.

11109446426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662865.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 11109446426 in words is "eleven billion, one hundred nine million, four hundred forty-six thousand, four hundred twenty-six".