554644545 has 128 divisors (see below), whose sum is σ = 1137991680. Its totient is φ = 224501760.

The previous prime is 554644511. The next prime is 554644577. The reversal of 554644545 is 545446455.

It is not a de Polignac number, because 554644545 - 2⁶ = 554644481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 554644497 and 554644506.

It is an unprimeable number.

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 in 127 ways as a sum of consecutive naturals, for example, 5717937 + ... + 5718033.

It is an arithmetic number, because the mean of its divisors is an integer number (8890560).

Almost surely, 2^554644545 is an apocalyptic number.

It is an amenable number.

554644545 is an abundant number, since it is smaller than the sum of its proper divisors (583347135).

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

554644545 is a wasteful number, since it uses less digits than its factorization.

554644545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255.

The product of its digits is 960000, while the sum is 42.

The square root of 554644545 is about 23550.8926582412. The cubic root of 554644545 is about 821.6210965561.

The spelling of 554644545 in words is "five hundred fifty-four million, six hundred forty-four thousand, five hundred forty-five".