8381355033199 has 2 divisors, whose sum is σ = 8381355033200. Its totient is φ = 8381355033198.

The previous prime is 8381355033193. The next prime is 8381355033221. The reversal of 8381355033199 is 9913305531838.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8381355033199 - 2¹¹ = 8381355031151 is a prime.

It is a super-2 number, since 2×8381355033199² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8381355033193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4190677516599 + 4190677516600.

It is an arithmetic number, because the mean of its divisors is an integer number (4190677516600).

Almost surely, 2^{8381355033199} is an apocalyptic number.

8381355033199 is a deficient number, since it is larger than the sum of its proper divisors (1).

8381355033199 is an equidigital number, since it uses as much as digits as its factorization.

8381355033199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10497600, while the sum is 58.

The spelling of 8381355033199 in words is "eight trillion, three hundred eighty-one billion, three hundred fifty-five million, thirty-three thousand, one hundred ninety-nine".