1320041034720 has 288 divisors, whose sum is σ = 4543234375680. Its totient is φ = 349000104960.

The previous prime is 1320041034713. The next prime is 1320041034779. The reversal of 1320041034720 is 274301400231.

It is a happy number.

1320041034720 is a `hidden beast` number, since 1 + 3 + 200 + 410 + 3 + 47 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 257868321 + ... + 257873439.

It is an arithmetic number, because the mean of its divisors is an integer number (15775119360).

Almost surely, 2^{1320041034720} is an apocalyptic number.

1320041034720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320041034720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2271617187840).

1320041034720 is an abundant number, since it is smaller than the sum of its proper divisors (3223193340960).

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

1320041034720 is a wasteful number, since it uses less digits than its factorization.

1320041034720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6638 (or 6627 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

Adding to 1320041034720 its reverse (274301400231), we get a palindrome (1594342434951).

The spelling of 1320041034720 in words is "one trillion, three hundred twenty billion, forty-one million, thirty-four thousand, seven hundred twenty".