11404655503 has 16 divisors (see below), whose sum is σ = 11910257920. Its totient is φ = 10908172800.

The previous prime is 11404655497. The next prime is 11404655539. The reversal of 11404655503 is 30555640411.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11404655503 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 (11404655303) 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, 1418551 + ... + 1426567.

It is an arithmetic number, because the mean of its divisors is an integer number (744391120).

Almost surely, 2^11404655503 is an apocalyptic number.

11404655503 is a deficient number, since it is larger than the sum of its proper divisors (505602417).

11404655503 is a wasteful number, since it uses less digits than its factorization.

11404655503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8578.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 11404655503 in words is "eleven billion, four hundred four million, six hundred fifty-five thousand, five hundred three".