11807681940851 has 2 divisors, whose sum is σ = 11807681940852. Its totient is φ = 11807681940850.

The previous prime is 11807681940829. The next prime is 11807681940911. The reversal of 11807681940851 is 15804918670811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11807681940851 - 2⁶ = 11807681940787 is a prime.

It is not a weakly prime, because it can be changed into another prime (11807681942851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5903840970425 + 5903840970426.

It is an arithmetic number, because the mean of its divisors is an integer number (5903840970426).

Almost surely, 2^{11807681940851} is an apocalyptic number.

11807681940851 is a deficient number, since it is larger than the sum of its proper divisors (1).

11807681940851 is an equidigital number, since it uses as much as digits as its factorization.

11807681940851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 59.

The spelling of 11807681940851 in words is "eleven trillion, eight hundred seven billion, six hundred eighty-one million, nine hundred forty thousand, eight hundred fifty-one".