11403404432 has 40 divisors (see below), whose sum is σ = 26735717376. Its totient is φ = 4599691776.

The previous prime is 11403404423. The next prime is 11403404437. The reversal of 11403404432 is 23440430411.

It is not an unprimeable number, because it can be changed into a prime (11403404437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2992688 + ... + 2996495.

Almost surely, 2^11403404432 is an apocalyptic number.

It is an amenable number.

11403404432 is an abundant number, since it is smaller than the sum of its proper divisors (15332312944).

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

11403404432 is a wasteful number, since it uses less digits than its factorization.

11403404432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5989215 (or 5989209 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 11403404432 its reverse (23440430411), we get a palindrome (34843834843).

The spelling of 11403404432 in words is "eleven billion, four hundred three million, four hundred four thousand, four hundred thirty-two".