1766192795551 has 2 divisors, whose sum is σ = 1766192795552. Its totient is φ = 1766192795550.

The previous prime is 1766192795533. The next prime is 1766192795573. The reversal of 1766192795551 is 1555972916671.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1766192795551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1766192795531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883096397775 + 883096397776.

It is an arithmetic number, because the mean of its divisors is an integer number (883096397776).

Almost surely, 2^{1766192795551} is an apocalyptic number.

1766192795551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1766192795551 is an equidigital number, since it uses as much as digits as its factorization.

1766192795551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35721000, while the sum is 64.

The spelling of 1766192795551 in words is "one trillion, seven hundred sixty-six billion, one hundred ninety-two million, seven hundred ninety-five thousand, five hundred fifty-one".