11402012344 has 16 divisors (see below), whose sum is σ = 21463951320. Its totient is φ = 5678292000.

The previous prime is 11402012339. The next prime is 11402012351. The reversal of 11402012344 is 44321020411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 2837139 + ... + 2841154.

Almost surely, 2^11402012344 is an apocalyptic number.

It is an amenable number.

11402012344 is a deficient number, since it is larger than the sum of its proper divisors (10061938976).

11402012344 is a wasteful number, since it uses less digits than its factorization.

11402012344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5678550 (or 5678546 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11402012344 its reverse (44321020411), we get a palindrome (55723032755).

The spelling of 11402012344 in words is "eleven billion, four hundred two million, twelve thousand, three hundred forty-four".