489401010564 has 24 divisors (see below), whose sum is σ = 1181312784960. Its totient is φ = 157508371104.

The previous prime is 489401010487. The next prime is 489401010583. The reversal of 489401010564 is 465010104984.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703162024 + ... + 703162719.

It is an arithmetic number, because the mean of its divisors is an integer number (49221366040).

Almost surely, 2^489401010564 is an apocalyptic number.

It is an amenable number.

489401010564 is an abundant number, since it is smaller than the sum of its proper divisors (691911774396).

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

489401010564 is a wasteful number, since it uses less digits than its factorization.

489401010564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406324779 (or 1406324777 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 489401010564 in words is "four hundred eighty-nine billion, four hundred one million, ten thousand, five hundred sixty-four".