11443001404040 has 32 divisors (see below), whose sum is σ = 25747739979480. Its totient is φ = 4577025126912.

The previous prime is 11443001404007. The next prime is 11443001404049. The reversal of 11443001404040 is 4040410034411.

It can be written as a sum of positive squares in 4 ways, for example, as 8758273275844 + 2684728128196 = 2959438^2 + 1638514^2 .

It is a super-2 number, since 2×11443001404040² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11443001404049) 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, 4423139 + ... + 6515378.

Almost surely, 2^{11443001404040} is an apocalyptic number.

11443001404040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11443001404040 is an abundant number, since it is smaller than the sum of its proper divisors (14304738575440).

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

11443001404040 is a wasteful number, since it uses less digits than its factorization.

11443001404040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10964681 (or 10964677 counting only the distinct ones).

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

Adding to 11443001404040 its reverse (4040410034411), we get a palindrome (15483411438451).

The spelling of 11443001404040 in words is "eleven trillion, four hundred forty-three billion, one million, four hundred four thousand, forty".