489241493764 has 9 divisors (see below), whose sum is σ = 856175062197. Its totient is φ = 244620047424.

The previous prime is 489241493753. The next prime is 489241493771. The reversal of 489241493764 is 467394142984.

The square root of 489241493764 is 699458.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 198418575364 + 290822918400 = 445442^2 + 539280^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1224052 + ... + 1573780.

Almost surely, 2^489241493764 is an apocalyptic number.

489241493764 is the 699458-th square number.

It is an amenable number.

489241493764 is a deficient number, since it is larger than the sum of its proper divisors (366933568433).

489241493764 is an frugal number, since it uses more digits than its factorization.

489241493764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699462 (or 349731 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 61.

The spelling of 489241493764 in words is "four hundred eighty-nine billion, two hundred forty-one million, four hundred ninety-three thousand, seven hundred sixty-four".