383858399999 has 2 divisors, whose sum is σ = 383858400000. Its totient is φ = 383858399998.

The previous prime is 383858399993. The next prime is 383858400007. The reversal of 383858399999 is 999993858383.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 383858399999 - 2¹² = 383858395903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383858399993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191929199999 + 191929200000.

It is an arithmetic number, because the mean of its divisors is an integer number (191929200000).

Almost surely, 2^383858399999 is an apocalyptic number.

383858399999 is a deficient number, since it is larger than the sum of its proper divisors (1).

383858399999 is an equidigital number, since it uses as much as digits as its factorization.

383858399999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4081466880, while the sum is 83.

The spelling of 383858399999 in words is "three hundred eighty-three billion, eight hundred fifty-eight million, three hundred ninety-nine thousand, nine hundred ninety-nine".