1659322412704 has 96 divisors (see below), whose sum is σ = 3582181132992. Its totient is φ = 750344448000.

The previous prime is 1659322412681. The next prime is 1659322412731. The reversal of 1659322412704 is 4072142239561.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326571444 + ... + 326576524.

It is an arithmetic number, because the mean of its divisors is an integer number (37314386802).

Almost surely, 2^{1659322412704} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1659322412704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1791090566496).

1659322412704 is an abundant number, since it is smaller than the sum of its proper divisors (1922858720288).

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

1659322412704 is a wasteful number, since it uses less digits than its factorization.

1659322412704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9710 (or 9702 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 1659322412704 in words is "one trillion, six hundred fifty-nine billion, three hundred twenty-two million, four hundred twelve thousand, seven hundred four".