807247820399 has 2 divisors, whose sum is σ = 807247820400. Its totient is φ = 807247820398.

The previous prime is 807247820387. The next prime is 807247820437. The reversal of 807247820399 is 993028742708.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-807247820399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (807247520399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403623910199 + 403623910200.

It is an arithmetic number, because the mean of its divisors is an integer number (403623910200).

Almost surely, 2^807247820399 is an apocalyptic number.

807247820399 is a deficient number, since it is larger than the sum of its proper divisors (1).

807247820399 is an equidigital number, since it uses as much as digits as its factorization.

807247820399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12192768, while the sum is 59.

The spelling of 807247820399 in words is "eight hundred seven billion, two hundred forty-seven million, eight hundred twenty thousand, three hundred ninety-nine".