489937830564 has 144 divisors (see below), whose sum is σ = 1433291630400. Its totient is φ = 129109204224.

The previous prime is 489937830541. The next prime is 489937830587. The reversal of 489937830564 is 465038739984.

It is an interprime number because it is at equal distance from previous prime (489937830541) and next prime (489937830587).

It is a super-3 number, since 3×489937830564³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 489937830495 and 489937830504.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 9598342 + ... + 9649250.

It is an arithmetic number, because the mean of its divisors is an integer number (9953414100).

Almost surely, 2^489937830564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489937830564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716645815200).

489937830564 is an abundant number, since it is smaller than the sum of its proper divisors (943353799836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489937830564 is a wasteful number, since it uses less digits than its factorization.

489937830564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52202 (or 52193 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 66.

The spelling of 489937830564 in words is "four hundred eighty-nine billion, nine hundred thirty-seven million, eight hundred thirty thousand, five hundred sixty-four".