862362642047 has 2 divisors, whose sum is σ = 862362642048. Its totient is φ = 862362642046.

The previous prime is 862362642023. The next prime is 862362642049. The reversal of 862362642047 is 740246263268.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-862362642047 is a prime.

Together with 862362642049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 862362641986 and 862362642004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (862362642049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431181321023 + 431181321024.

It is an arithmetic number, because the mean of its divisors is an integer number (431181321024).

Almost surely, 2^862362642047 is an apocalyptic number.

862362642047 is a deficient number, since it is larger than the sum of its proper divisors (1).

862362642047 is an equidigital number, since it uses as much as digits as its factorization.

862362642047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4644864, while the sum is 50.

The spelling of 862362642047 in words is "eight hundred sixty-two billion, three hundred sixty-two million, six hundred forty-two thousand, forty-seven".