856276323907 has 2 divisors, whose sum is σ = 856276323908. Its totient is φ = 856276323906.

The previous prime is 856276323871. The next prime is 856276323923. The reversal of 856276323907 is 709323672658.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 856276323907 - 2⁷ = 856276323779 is a prime.

It is a super-3 number, since 3×856276323907³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (856276323107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428138161953 + 428138161954.

It is an arithmetic number, because the mean of its divisors is an integer number (428138161954).

Almost surely, 2^856276323907 is an apocalyptic number.

856276323907 is a deficient number, since it is larger than the sum of its proper divisors (1).

856276323907 is an equidigital number, since it uses as much as digits as its factorization.

856276323907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 856276323907 in words is "eight hundred fifty-six billion, two hundred seventy-six million, three hundred twenty-three thousand, nine hundred seven".