8042246450851 has 2 divisors, whose sum is σ = 8042246450852. Its totient is φ = 8042246450850.

The previous prime is 8042246450807. The next prime is 8042246450881. The reversal of 8042246450851 is 1580546422408.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8042246450851 - 2⁷ = 8042246450723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8042246450795 and 8042246450804.

It is not a weakly prime, because it can be changed into another prime (8042246450801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4021123225425 + 4021123225426.

It is an arithmetic number, because the mean of its divisors is an integer number (4021123225426).

Almost surely, 2^{8042246450851} is an apocalyptic number.

8042246450851 is a deficient number, since it is larger than the sum of its proper divisors (1).

8042246450851 is an equidigital number, since it uses as much as digits as its factorization.

8042246450851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2457600, while the sum is 49.

The spelling of 8042246450851 in words is "eight trillion, forty-two billion, two hundred forty-six million, four hundred fifty thousand, eight hundred fifty-one".