1363065778389 has 32 divisors (see below), whose sum is σ = 2144201973760. Its totient is φ = 753717182400.

The previous prime is 1363065778367. The next prime is 1363065778433. The reversal of 1363065778389 is 9838775603631.

It is not a de Polignac number, because 1363065778389 - 2⁵ = 1363065778357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363065778889) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10600122 + ... + 10727940.

It is an arithmetic number, because the mean of its divisors is an integer number (67006311680).

Almost surely, 2^{1363065778389} is an apocalyptic number.

It is an amenable number.

1363065778389 is a deficient number, since it is larger than the sum of its proper divisors (781136195371).

1363065778389 is a wasteful number, since it uses less digits than its factorization.

1363065778389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144241.

The product of its (nonzero) digits is 137168640, while the sum is 66.

The spelling of 1363065778389 in words is "one trillion, three hundred sixty-three billion, sixty-five million, seven hundred seventy-eight thousand, three hundred eighty-nine".