11404055534 has 16 divisors (see below), whose sum is σ = 17149920480. Its totient is φ = 5687433600.

The previous prime is 11404055521. The next prime is 11404055563. The reversal of 11404055534 is 43555040411.

It is a self number, because there is not a number n which added to its sum of digits gives 11404055534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581842 + ... + 1589034.

It is an arithmetic number, because the mean of its divisors is an integer number (1071870030).

Almost surely, 2^11404055534 is an apocalyptic number.

11404055534 is a deficient number, since it is larger than the sum of its proper divisors (5745864946).

11404055534 is a wasteful number, since it uses less digits than its factorization.

11404055534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9115.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 11404055534 its reverse (43555040411), we get a palindrome (54959095945).

The spelling of 11404055534 in words is "eleven billion, four hundred four million, fifty-five thousand, five hundred thirty-four".