11061143040 has 80 divisors (see below), whose sum is σ = 35361116208. Its totient is φ = 2949636096.

The previous prime is 11061143033. The next prime is 11061143063. The reversal of 11061143040 is 4034116011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 11061142998 and 11061143016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712447 + ... + 727806.

Almost surely, 2^11061143040 is an apocalyptic number.

11061143040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11061143040 is an abundant number, since it is smaller than the sum of its proper divisors (24299973168).

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

11061143040 is an equidigital number, since it uses as much as digits as its factorization.

11061143040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440279 (or 1440263 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11061143040 its reverse (4034116011), we get a palindrome (15095259051).

The spelling of 11061143040 in words is "eleven billion, sixty-one million, one hundred forty-three thousand, forty".