11402040044 has 12 divisors (see below), whose sum is σ = 20291766600. Its totient is φ = 5604392448.

The previous prime is 11402039993. The next prime is 11402040047. The reversal of 11402040044 is 44004020411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11402039998 and 11402040025.

It is not an unprimeable number, because it can be changed into a prime (11402040047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24156629 + ... + 24157100.

It is an arithmetic number, because the mean of its divisors is an integer number (1690980550).

Almost surely, 2^11402040044 is an apocalyptic number.

It is an amenable number.

11402040044 is a deficient number, since it is larger than the sum of its proper divisors (8889726556).

11402040044 is a wasteful number, since it uses less digits than its factorization.

11402040044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48313792 (or 48313790 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 11402040044 its reverse (44004020411), we get a palindrome (55406060455).

The spelling of 11402040044 in words is "eleven billion, four hundred two million, forty thousand, forty-four".