11404400263 has 8 divisors (see below), whose sum is σ = 11555862080. Its totient is φ = 11253116160.

The previous prime is 11404400261. The next prime is 11404400353. The reversal of 11404400263 is 36200440411.

11404400263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11404400263 - 2¹ = 11404400261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404400261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87343 + ... + 174463.

It is an arithmetic number, because the mean of its divisors is an integer number (1444482760).

Almost surely, 2^11404400263 is an apocalyptic number.

11404400263 is a deficient number, since it is larger than the sum of its proper divisors (151461817).

11404400263 is an equidigital number, since it uses as much as digits as its factorization.

11404400263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88857.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11404400263 its reverse (36200440411), we get a palindrome (47604840674).

The spelling of 11404400263 in words is "eleven billion, four hundred four million, four hundred thousand, two hundred sixty-three".