554444456 has 16 divisors (see below), whose sum is σ = 1042974240. Its totient is φ = 276318000.

The previous prime is 554444437. The next prime is 554444459. The reversal of 554444456 is 654444455.

It is not an unprimeable number, because it can be changed into a prime (554444459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110420 + ... + 115331.

It is an arithmetic number, because the mean of its divisors is an integer number (65185890).

Almost surely, 2^554444456 is an apocalyptic number.

It is an amenable number.

554444456 is a deficient number, since it is larger than the sum of its proper divisors (488529784).

554444456 is a wasteful number, since it uses less digits than its factorization.

554444456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226064 (or 226060 counting only the distinct ones).

The product of its digits is 768000, while the sum is 41.

The square root of 554444456 is about 23546.6442619750. The cubic root of 554444456 is about 821.5222842519.

Subtracting 554444456 from its reverse (654444455), we obtain a palindrome (99999999).

The spelling of 554444456 in words is "five hundred fifty-four million, four hundred forty-four thousand, four hundred fifty-six".