489739409834202 has 256 divisors, whose sum is σ = 1196275231088640. Its totient is φ = 147281495961600.

The previous prime is 489739409834201. The next prime is 489739409834203. The reversal of 489739409834202 is 202438904937984.

489739409834202 is a `hidden beast` number, since 4 + 8 + 9 + 7 + 3 + 9 + 409 + 8 + 3 + 4 + 202 = 666.

It is an interprime number because it is at equal distance from previous prime (489739409834201) and next prime (489739409834203).

It is not an unprimeable number, because it can be changed into a prime (489739409834201) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 128980616968 + ... + 128980620764.

It is an arithmetic number, because the mean of its divisors is an integer number (4672950121440).

Almost surely, 2^{489739409834202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489739409834202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598137615544320).

489739409834202 is an abundant number, since it is smaller than the sum of its proper divisors (706535821254438).

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

489739409834202 is a wasteful number, since it uses less digits than its factorization.

489739409834202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426 (or 6420 counting only the distinct ones).

The product of its (nonzero) digits is 752467968, while the sum is 72.

The spelling of 489739409834202 in words is "four hundred eighty-nine trillion, seven hundred thirty-nine billion, four hundred nine million, eight hundred thirty-four thousand, two hundred two".