806383383647 has 2 divisors, whose sum is σ = 806383383648. Its totient is φ = 806383383646.

The previous prime is 806383383629. The next prime is 806383383709. The reversal of 806383383647 is 746383383608.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 806383383647 - 2⁶ = 806383383583 is a prime.

It is a super-2 number, since 2×806383383647² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (806383383847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403191691823 + 403191691824.

It is an arithmetic number, because the mean of its divisors is an integer number (403191691824).

Almost surely, 2^806383383647 is an apocalyptic number.

806383383647 is a deficient number, since it is larger than the sum of its proper divisors (1).

806383383647 is an equidigital number, since it uses as much as digits as its factorization.

806383383647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41803776, while the sum is 59.

The spelling of 806383383647 in words is "eight hundred six billion, three hundred eighty-three million, three hundred eighty-three thousand, six hundred forty-seven".