11041040642 has 8 divisors (see below), whose sum is σ = 16562013132. Its totient is φ = 5520369600.

The previous prime is 11041040629. The next prime is 11041040653. The reversal of 11041040642 is 24604014011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7855454161 + 3185586481 = 88631^2 + 56441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81542 + ... + 169502.

Almost surely, 2^11041040642 is an apocalyptic number.

11041040642 is a deficient number, since it is larger than the sum of its proper divisors (5520972490).

11041040642 is an equidigital number, since it uses as much as digits as its factorization.

11041040642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150724.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11041040642 its reverse (24604014011), we get a palindrome (35645054653).

The spelling of 11041040642 in words is "eleven billion, forty-one million, forty thousand, six hundred forty-two".