1326804496900 has 81 divisors (see below), whose sum is σ = 2897553959391. Its totient is φ = 527353730880.

The previous prime is 1326804496877. The next prime is 1326804496961. The reversal of 1326804496900 is 96944086231.

The square root of 1326804496900 is 1151870.

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

It can be written as a sum of positive squares in 4 ways, for example, as 181082589444 + 1145721907456 = 425538^2 + 1070384^2 .

It is a super-2 number, since 2×1326804496900² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2637782049 + ... + 2637782551.

Almost surely, 2^{1326804496900} is an apocalyptic number.

1326804496900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1326804496900 is the 1151870-th square number.

It is an amenable number.

1326804496900 is an abundant number, since it is smaller than the sum of its proper divisors (1570749462491).

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

1326804496900 is an frugal number, since it uses more digits than its factorization.

1326804496900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478 (or 739 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 1326804496900 in words is "one trillion, three hundred twenty-six billion, eight hundred four million, four hundred ninety-six thousand, nine hundred".