11031424004240 has 20 divisors (see below), whose sum is σ = 25648060810044. Its totient is φ = 4412569601664.

The previous prime is 11031424004207. The next prime is 11031424004257. The reversal of 11031424004240 is 4240042413011.

It can be written as a sum of positive squares in 2 ways, for example, as 3320383684864 + 7711040319376 = 1822192^2 + 2776876^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×11031424004240² (a number of 27 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 3 ways as a sum of consecutive naturals, for example, 68946399947 + ... + 68946400106.

Almost surely, 2^{11031424004240} is an apocalyptic number.

11031424004240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11031424004240 is an abundant number, since it is smaller than the sum of its proper divisors (14616636805804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11031424004240 is a wasteful number, since it uses less digits than its factorization.

11031424004240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137892800066 (or 137892800060 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 11031424004240 its reverse (4240042413011), we get a palindrome (15271466417251).

The spelling of 11031424004240 in words is "eleven trillion, thirty-one billion, four hundred twenty-four million, four thousand, two hundred forty".