11044422405 has 24 divisors (see below), whose sum is σ = 19457500920. Its totient is φ = 5793793920.

The previous prime is 11044422401. The next prime is 11044422409. The reversal of 11044422405 is 50422444011.

It is an interprime number because it is at equal distance from previous prime (11044422401) and next prime (11044422409).

It can be written as a sum of positive squares in 4 ways, for example, as 459716481 + 10584705924 = 21441^2 + 102882^2 .

It is not a de Polignac number, because 11044422405 - 2² = 11044422401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11044422401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2008990 + ... + 2014479.

It is an arithmetic number, because the mean of its divisors is an integer number (810729205).

Almost surely, 2^11044422405 is an apocalyptic number.

11044422405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11044422405 is a deficient number, since it is larger than the sum of its proper divisors (8413078515).

11044422405 is a wasteful number, since it uses less digits than its factorization.

11044422405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023541 (or 4023538 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 11044422405 its reverse (50422444011), we get a palindrome (61466866416).

The spelling of 11044422405 in words is "eleven billion, forty-four million, four hundred twenty-two thousand, four hundred five".