1384645432801 has 2 divisors, whose sum is σ = 1384645432802. Its totient is φ = 1384645432800.

The previous prime is 1384645432789. The next prime is 1384645432867. The reversal of 1384645432801 is 1082345464831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1384502869201 + 142563600 = 1176649^2 + 11940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1384645432801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1384645432871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692322716400 + 692322716401.

It is an arithmetic number, because the mean of its divisors is an integer number (692322716401).

Almost surely, 2^{1384645432801} is an apocalyptic number.

It is an amenable number.

1384645432801 is a deficient number, since it is larger than the sum of its proper divisors (1).

1384645432801 is an equidigital number, since it uses as much as digits as its factorization.

1384645432801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2211840, while the sum is 49.

The spelling of 1384645432801 in words is "one trillion, three hundred eighty-four billion, six hundred forty-five million, four hundred thirty-two thousand, eight hundred one".