551443104 has 72 divisors (see below), whose sum is σ = 1601570880. Its totient is φ = 179899008.

The previous prime is 551443103. The next prime is 551443117. The reversal of 551443104 is 401344155.

It is a happy number.

551443104 is a `hidden beast` number, since 5 + 514 + 43 + 104 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (551443103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6834 + ... + 33905.

It is an arithmetic number, because the mean of its divisors is an integer number (22244040).

Almost surely, 2^551443104 is an apocalyptic number.

It is an amenable number.

551443104 is an abundant number, since it is smaller than the sum of its proper divisors (1050127776).

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

551443104 is a wasteful number, since it uses less digits than its factorization.

551443104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40802 (or 40791 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 551443104 is about 23482.8257243459. The cubic root of 551443104 is about 820.0372301161.

Adding to 551443104 its reverse (401344155), we get a palindrome (952787259).

The spelling of 551443104 in words is "five hundred fifty-one million, four hundred forty-three thousand, one hundred four".