55005050000489 has 4 divisors (see below), whose sum is σ = 55058401165440. Its totient is φ = 54951698835540.

The previous prime is 55005050000473. The next prime is 55005050000491. The reversal of 55005050000489 is 98400005050055.

55005050000489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55005050000489 - 2⁴ = 55005050000473 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 (55005050000689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26675580929 + ... + 26675582990.

It is an arithmetic number, because the mean of its divisors is an integer number (13764600291360).

Almost surely, 2^{55005050000489} is an apocalyptic number.

It is an amenable number.

55005050000489 is a deficient number, since it is larger than the sum of its proper divisors (53351164951).

55005050000489 is a wasteful number, since it uses less digits than its factorization.

55005050000489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53351164950.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 55005050000489 in words is "fifty-five trillion, five billion, fifty million, four hundred eighty-nine", and thus it is an aban number.