1792891768009 has 4 divisors (see below), whose sum is σ = 1819651346704. Its totient is φ = 1766132189316.

The previous prime is 1792891767941. The next prime is 1792891768021. The reversal of 1792891768009 is 9008671982971.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1792891768009 - 2¹³ = 1792891759817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67), and also a Moran number because the ratio is a prime number: 26759578627 = 1792891768009 / (1 + 7 + 9 + 2 + 8 + 9 + 1 + 7 + 6 + 8 + 0 + 0 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1792891768049) 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 3 ways as a sum of consecutive naturals, for example, 13379789247 + ... + 13379789380.

It is an arithmetic number, because the mean of its divisors is an integer number (454912836676).

Almost surely, 2^{1792891768009} is an apocalyptic number.

It is an amenable number.

1792891768009 is a deficient number, since it is larger than the sum of its proper divisors (26759578695).

1792891768009 is an equidigital number, since it uses as much as digits as its factorization.

1792891768009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26759578694.

The product of its (nonzero) digits is 27433728, while the sum is 67.

The spelling of 1792891768009 in words is "one trillion, seven hundred ninety-two billion, eight hundred ninety-one million, seven hundred sixty-eight thousand, nine".