554888456 has 8 divisors (see below), whose sum is σ = 1040415870. Its totient is φ = 277444224.

The previous prime is 554888441. The next prime is 554888459. The reversal of 554888456 is 654888455.

It can be written as a sum of positive squares in only one way, i.e., 481100356 + 73788100 = 21934^2 + 8590^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 554888398 and 554888407.

It is not an unprimeable number, because it can be changed into a prime (554888459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34680521 + ... + 34680536.

Almost surely, 2^554888456 is an apocalyptic number.

It is an amenable number.

554888456 is a deficient number, since it is larger than the sum of its proper divisors (485527414).

554888456 is a wasteful number, since it uses less digits than its factorization.

554888456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69361063 (or 69361059 counting only the distinct ones).

The product of its digits is 6144000, while the sum is 53.

The square root of 554888456 is about 23556.0704702631. The cubic root of 554888456 is about 821.7415178576.

Subtracting 554888456 from its reverse (654888455), we obtain a palindrome (99999999).

The spelling of 554888456 in words is "five hundred fifty-four million, eight hundred eighty-eight thousand, four hundred fifty-six".