554889641 has 4 divisors (see below), whose sum is σ = 555004800. Its totient is φ = 554774484.

The previous prime is 554889619. The next prime is 554889649. The reversal of 554889641 is 146988455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 554889641 - 2¹⁰ = 554888617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 554889641.

It is not an unprimeable number, because it can be changed into a prime (554889649) 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 3 ways as a sum of consecutive naturals, for example, 50021 + ... + 60098.

It is an arithmetic number, because the mean of its divisors is an integer number (138751200).

Almost surely, 2^554889641 is an apocalyptic number.

It is an amenable number.

554889641 is a deficient number, since it is larger than the sum of its proper divisors (115159).

554889641 is a wasteful number, since it uses less digits than its factorization.

554889641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115158.

The product of its digits is 1382400, while the sum is 50.

The square root of 554889641 is about 23556.0956230017. The cubic root of 554889641 is about 821.7421028179.

The spelling of 554889641 in words is "five hundred fifty-four million, eight hundred eighty-nine thousand, six hundred forty-one".