9850040399 has 2 divisors, whose sum is σ = 9850040400. Its totient is φ = 9850040398.

The previous prime is 9850040377. The next prime is 9850040413. The reversal of 9850040399 is 9930400589.

9850040399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9850040399 - 2¹² = 9850036303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9850040699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4925020199 + 4925020200.

It is an arithmetic number, because the mean of its divisors is an integer number (4925020200).

Almost surely, 2^9850040399 is an apocalyptic number.

9850040399 is a deficient number, since it is larger than the sum of its proper divisors (1).

9850040399 is an equidigital number, since it uses as much as digits as its factorization.

9850040399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 9850040399 is about 99247.3697334091. The cubic root of 9850040399 is about 2143.6111329450.

The spelling of 9850040399 in words is "nine billion, eight hundred fifty million, forty thousand, three hundred ninety-nine".