1329787210896 has 45 divisors (see below), whose sum is σ = 3721595991321. Its totient is φ = 443257790976.

The previous prime is 1329787210883. The next prime is 1329787210897. The reversal of 1329787210896 is 6980127879231.

The square root of 1329787210896 is 1153164.

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

1329787210896 is a `hidden beast` number, since 1 + 329 + 7 + 8 + 7 + 210 + 8 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33686931600 + 1296100279296 = 183540^2 + 1138464^2 .

It is a super-2 number, since 2×1329787210896² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1329787210897) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13789920 + ... + 13886016.

Almost surely, 2^{1329787210896} is an apocalyptic number.

1329787210896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1329787210896 is the 1153164-th square number.

It is an amenable number.

1329787210896 is an abundant number, since it is smaller than the sum of its proper divisors (2391808780425).

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

1329787210896 is an frugal number, since it uses more digits than its factorization.

1329787210896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192208 (or 96102 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 1329787210896 in words is "one trillion, three hundred twenty-nine billion, seven hundred eighty-seven million, two hundred ten thousand, eight hundred ninety-six".