554387620889 has 4 divisors (see below), whose sum is σ = 556873664256. Its totient is φ = 551901577524.

The previous prime is 554387620847. The next prime is 554387620907. The reversal of 554387620889 is 988026783455.

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 554387620889 - 2¹² = 554387616793 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (554387220889) 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, 1243021349 + ... + 1243021794.

It is an arithmetic number, because the mean of its divisors is an integer number (139218416064).

Almost surely, 2^554387620889 is an apocalyptic number.

It is an amenable number.

554387620889 is a deficient number, since it is larger than the sum of its proper divisors (2486043367).

554387620889 is a wasteful number, since it uses less digits than its factorization.

554387620889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486043366.

The product of its (nonzero) digits is 116121600, while the sum is 65.

The spelling of 554387620889 in words is "five hundred fifty-four billion, three hundred eighty-seven million, six hundred twenty thousand, eight hundred eighty-nine".