489901628146 has 8 divisors (see below), whose sum is σ = 839831362560. Its totient is φ = 209957840628.

The previous prime is 489901628129. The next prime is 489901628149. The reversal of 489901628146 is 641826109984.

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

It is not an unprimeable number, because it can be changed into a prime (489901628149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17496486706 + ... + 17496486733.

It is an arithmetic number, because the mean of its divisors is an integer number (104978920320).

Almost surely, 2^489901628146 is an apocalyptic number.

489901628146 is a deficient number, since it is larger than the sum of its proper divisors (349929734414).

489901628146 is a wasteful number, since it uses less digits than its factorization.

489901628146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34992973448.

The product of its (nonzero) digits is 5971968, while the sum is 58.

The spelling of 489901628146 in words is "four hundred eighty-nine billion, nine hundred one million, six hundred twenty-eight thousand, one hundred forty-six".