84246443017147 has 2 divisors, whose sum is σ = 84246443017148. Its totient is φ = 84246443017146.

The previous prime is 84246443017133. The next prime is 84246443017181. The reversal of 84246443017147 is 74171034464248.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84246443017147 is a prime.

It is a super-2 number, since 2×84246443017147² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84246443017117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42123221508573 + 42123221508574.

It is an arithmetic number, because the mean of its divisors is an integer number (42123221508574).

Almost surely, 2^{84246443017147} is an apocalyptic number.

84246443017147 is a deficient number, since it is larger than the sum of its proper divisors (1).

84246443017147 is an equidigital number, since it uses as much as digits as its factorization.

84246443017147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14450688, while the sum is 55.

The spelling of 84246443017147 in words is "eighty-four trillion, two hundred forty-six billion, four hundred forty-three million, seventeen thousand, one hundred forty-seven".