1328159547264 has 288 divisors, whose sum is σ = 4119366094200. Its totient is φ = 378793902080.

The previous prime is 1328159547251. The next prime is 1328159547271. The reversal of 1328159547264 is 4627459518231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13378642 + ... + 13477550.

Almost surely, 2^{1328159547264} 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 1328159547264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2059683047100).

1328159547264 is an abundant number, since it is smaller than the sum of its proper divisors (2791206546936).

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

1328159547264 is a wasteful number, since it uses less digits than its factorization.

1328159547264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98982 (or 98942 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The spelling of 1328159547264 in words is "one trillion, three hundred twenty-eight billion, one hundred fifty-nine million, five hundred forty-seven thousand, two hundred sixty-four".