11004405322550 has 192 divisors, whose sum is σ = 22687862883840. Its totient is φ = 3953956177920.

The previous prime is 11004405322541. The next prime is 11004405322621. The reversal of 11004405322550 is 5522350440011.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 360111872 + ... + 360142428.

It is an arithmetic number, because the mean of its divisors is an integer number (118165952520).

Almost surely, 2^{11004405322550} is an apocalyptic number.

11004405322550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11004405322550 is an abundant number, since it is smaller than the sum of its proper divisors (11683457561290).

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

11004405322550 is a wasteful number, since it uses less digits than its factorization.

11004405322550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30855 (or 30850 counting only the distinct ones).

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

Adding to 11004405322550 its reverse (5522350440011), we get a palindrome (16526755762561).

The spelling of 11004405322550 in words is "eleven trillion, four billion, four hundred five million, three hundred twenty-two thousand, five hundred fifty".