1369381289806 has 4 divisors (see below), whose sum is σ = 2054071934712. Its totient is φ = 684690644902.

The previous prime is 1369381289711. The next prime is 1369381289813. The reversal of 1369381289806 is 6089821839631.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342345322450 + ... + 342345322453.

It is an arithmetic number, because the mean of its divisors is an integer number (513517983678).

Almost surely, 2^{1369381289806} is an apocalyptic number.

1369381289806 is a deficient number, since it is larger than the sum of its proper divisors (684690644906).

1369381289806 is an equidigital number, since it uses as much as digits as its factorization.

1369381289806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684690644905.

The product of its (nonzero) digits is 26873856, while the sum is 64.

The spelling of 1369381289806 in words is "one trillion, three hundred sixty-nine billion, three hundred eighty-one million, two hundred eighty-nine thousand, eight hundred six".