1333304504640 has 140 divisors (see below), whose sum is σ = 4742798778036. Its totient is φ = 355547860992.

The previous prime is 1333304504579. The next prime is 1333304504659. The reversal of 1333304504640 is 464054033331.

1333304504640 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 3 + 0 + 4 + 5 + 0 + 4 + 640 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 506237942016 + 827066562624 = 711504^2 + 909432^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1333304504595 and 1333304504604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25693689 + ... + 25745528.

Almost surely, 2^{1333304504640} is an apocalyptic number.

1333304504640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333304504640 is an abundant number, since it is smaller than the sum of its proper divisors (3409494273396).

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

1333304504640 is an equidigital number, since it uses as much as digits as its factorization.

1333304504640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51439246 (or 51439227 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 1333304504640 its reverse (464054033331), we get a palindrome (1797358537971).

The spelling of 1333304504640 in words is "one trillion, three hundred thirty-three billion, three hundred four million, five hundred four thousand, six hundred forty".