11401400304 has 120 divisors (see below), whose sum is σ = 36677732832. Its totient is φ = 3238663680.

The previous prime is 11401400303. The next prime is 11401400323. The reversal of 11401400304 is 40300410411.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401400303) 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 23 ways as a sum of consecutive naturals, for example, 141694 + ... + 207074.

Almost surely, 2^11401400304 is an apocalyptic number.

11401400304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11401400304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18338866416).

11401400304 is an abundant number, since it is smaller than the sum of its proper divisors (25276332528).

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

11401400304 is a wasteful number, since it uses less digits than its factorization.

11401400304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65575 (or 65566 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11401400304 its reverse (40300410411), we get a palindrome (51701810715).

The spelling of 11401400304 in words is "eleven billion, four hundred one million, four hundred thousand, three hundred four".