1367792467889 has 4 divisors (see below), whose sum is σ = 1404759831924. Its totient is φ = 1330825103856.

The previous prime is 1367792467861. The next prime is 1367792467891. The reversal of 1367792467889 is 9887642977631.

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

It can be written as a sum of positive squares in 2 ways, for example, as 985383802225 + 382408665664 = 992665^2 + 618392^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1367792467889 is a prime.

It is a super-2 number, since 2×1367792467889² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1367792467829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18483681962 + ... + 18483682035.

It is an arithmetic number, because the mean of its divisors is an integer number (351189957981).

Almost surely, 2^{1367792467889} is an apocalyptic number.

It is an amenable number.

1367792467889 is a deficient number, since it is larger than the sum of its proper divisors (36967364035).

1367792467889 is an equidigital number, since it uses as much as digits as its factorization.

1367792467889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36967364034.

The product of its digits is 1536288768, while the sum is 77.

The spelling of 1367792467889 in words is "one trillion, three hundred sixty-seven billion, seven hundred ninety-two million, four hundred sixty-seven thousand, eight hundred eighty-nine".