489698221659 has 8 divisors (see below), whose sum is σ = 652947110400. Its totient is φ = 326457407016.

The previous prime is 489698221657. The next prime is 489698221679. The reversal of 489698221659 is 956122896984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 489698221659 - 2¹ = 489698221657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 489698221593 and 489698221602.

It is not an unprimeable number, because it can be changed into a prime (489698221657) 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 7 ways as a sum of consecutive naturals, for example, 1875559 + ... + 2120640.

It is an arithmetic number, because the mean of its divisors is an integer number (81618388800).

Almost surely, 2^489698221659 is an apocalyptic number.

489698221659 is a deficient number, since it is larger than the sum of its proper divisors (163248888741).

489698221659 is a wasteful number, since it uses less digits than its factorization.

489698221659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037049.

The product of its digits is 134369280, while the sum is 69.

The spelling of 489698221659 in words is "four hundred eighty-nine billion, six hundred ninety-eight million, two hundred twenty-one thousand, six hundred fifty-nine".