1394344220859 has 12 divisors (see below), whose sum is σ = 2014063000456. Its totient is φ = 929558089152.

The previous prime is 1394344220827. The next prime is 1394344220897. The reversal of 1394344220859 is 9580224434931.

It is a happy number.

1394344220859 is a `hidden beast` number, since 1 + 3 + 94 + 344 + 2 + 208 + 5 + 9 = 666.

It is not a de Polignac number, because 1394344220859 - 2⁵ = 1394344220827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1394344220809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3253539 + ... + 3657075.

Almost surely, 2^{1394344220859} is an apocalyptic number.

1394344220859 is a deficient number, since it is larger than the sum of its proper divisors (619718779597).

1394344220859 is a wasteful number, since it uses less digits than its factorization.

1394344220859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787466 (or 787463 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 1394344220859 in words is "one trillion, three hundred ninety-four billion, three hundred forty-four million, two hundred twenty thousand, eight hundred fifty-nine".