11443402004 has 48 divisors (see below), whose sum is σ = 21593510400. Its totient is φ = 5288776416.

The previous prime is 11443401967. The next prime is 11443402007. The reversal of 11443402004 is 40020434411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11443402007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5250587 + ... + 5252765.

It is an arithmetic number, because the mean of its divisors is an integer number (449864800).

Almost surely, 2^11443402004 is an apocalyptic number.

It is an amenable number.

11443402004 is a deficient number, since it is larger than the sum of its proper divisors (10150108396).

11443402004 is a wasteful number, since it uses less digits than its factorization.

11443402004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3852 (or 3850 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 11443402004 its reverse (40020434411), we get a palindrome (51463836415).

The spelling of 11443402004 in words is "eleven billion, four hundred forty-three million, four hundred two thousand, four".