3861823424047 has 2 divisors, whose sum is σ = 3861823424048. Its totient is φ = 3861823424046.

The previous prime is 3861823424023. The next prime is 3861823424051. The reversal of 3861823424047 is 7404243281683.

It is a strong prime.

It is an emirp because it is prime and its reverse (7404243281683) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3861823424047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3861823423985 and 3861823424003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3861823424087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1930911712023 + 1930911712024.

It is an arithmetic number, because the mean of its divisors is an integer number (1930911712024).

Almost surely, 2^{3861823424047} is an apocalyptic number.

3861823424047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3861823424047 is an equidigital number, since it uses as much as digits as its factorization.

3861823424047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6193152, while the sum is 52.

The spelling of 3861823424047 in words is "three trillion, eight hundred sixty-one billion, eight hundred twenty-three million, four hundred twenty-four thousand, forty-seven".