489980400196 has 27 divisors (see below), whose sum is σ = 997480050399. Its totient is φ = 209987400168.

The previous prime is 489980400163. The next prime is 489980400241. The reversal of 489980400196 is 691004089984.

It is a happy number.

The square root of 489980400196 is 699986.

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

It is a self number, because there is not a number n which added to its sum of digits gives 489980400196.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9774805 + ... + 9824803.

Almost surely, 2^489980400196 is an apocalyptic number.

489980400196 is the 699986-th square number.

It is an amenable number.

489980400196 is an abundant number, since it is smaller than the sum of its proper divisors (507499650203).

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

489980400196 is an frugal number, since it uses more digits than its factorization.

489980400196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100016 (or 50008 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 58.

The spelling of 489980400196 in words is "four hundred eighty-nine billion, nine hundred eighty million, four hundred thousand, one hundred ninety-six".