8855384383451 has 2 divisors, whose sum is σ = 8855384383452. Its totient is φ = 8855384383450.

The previous prime is 8855384383369. The next prime is 8855384383463. The reversal of 8855384383451 is 1543834835588.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8855384383451 is a prime.

It is not a weakly prime, because it can be changed into another prime (8855384383151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4427692191725 + 4427692191726.

It is an arithmetic number, because the mean of its divisors is an integer number (4427692191726).

Almost surely, 2^{8855384383451} is an apocalyptic number.

8855384383451 is a deficient number, since it is larger than the sum of its proper divisors (1).

8855384383451 is an equidigital number, since it uses as much as digits as its factorization.

8855384383451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184000, while the sum is 65.

The spelling of 8855384383451 in words is "eight trillion, eight hundred fifty-five billion, three hundred eighty-four million, three hundred eighty-three thousand, four hundred fifty-one".