55005000489 has 24 divisors (see below), whose sum is σ = 79645954752. Its totient is φ = 36580416480.

The previous prime is 55005000487. The next prime is 55005000529. The reversal of 55005000489 is 98400050055.

It is a happy number.

It is not a de Polignac number, because 55005000489 - 2¹ = 55005000487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55005000487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15593644 + ... + 15597170.

It is an arithmetic number, because the mean of its divisors is an integer number (3318581448).

Almost surely, 2^55005000489 is an apocalyptic number.

It is an amenable number.

55005000489 is a deficient number, since it is larger than the sum of its proper divisors (24640954263).

55005000489 is a wasteful number, since it uses less digits than its factorization.

55005000489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7277 (or 7274 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 55005000489 in words is "fifty-five billion, five million, four hundred eighty-nine", and thus it is an aban number.