1340747520000 has 960 divisors, whose sum is σ = 5272672204800. Its totient is φ = 296386560000.

The previous prime is 1340747519989. The next prime is 1340747520017. The reversal of 1340747520000 is 257470431.

It is a tau number, because it is divible by the number of its divisors (960).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 833279196 + ... + 833280804.

It is an arithmetic number, because the mean of its divisors is an integer number (5492366880).

Almost surely, 2^{1340747520000} is an apocalyptic number.

1340747520000 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 1340747520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2636336102400).

1340747520000 is an abundant number, since it is smaller than the sum of its proper divisors (3931924684800).

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

1340747520000 is an equidigital number, since it uses as much as digits as its factorization.

1340747520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692 (or 1657 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The spelling of 1340747520000 in words is "one trillion, three hundred forty billion, seven hundred forty-seven million, five hundred twenty thousand".