1320064400752 has 20 divisors (see below), whose sum is σ = 2564302659840. Its totient is φ = 658308875648.

The previous prime is 1320064400719. The next prime is 1320064400789. The reversal of 1320064400752 is 2570044600231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107701477 + ... + 107713732.

It is an arithmetic number, because the mean of its divisors is an integer number (128215132992).

Almost surely, 2^{1320064400752} is an apocalyptic number.

It is an amenable number.

1320064400752 is a deficient number, since it is larger than the sum of its proper divisors (1244238259088).

1320064400752 is a wasteful number, since it uses less digits than its factorization.

1320064400752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215415600 (or 215415594 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 1320064400752 in words is "one trillion, three hundred twenty billion, sixty-four million, four hundred thousand, seven hundred fifty-two".