84863701807 has 2 divisors, whose sum is σ = 84863701808. Its totient is φ = 84863701806.

The previous prime is 84863701801. The next prime is 84863701849. The reversal of 84863701807 is 70810736848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84863701807 - 2²³ = 84855313199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84863701801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42431850903 + 42431850904.

It is an arithmetic number, because the mean of its divisors is an integer number (42431850904).

Almost surely, 2^84863701807 is an apocalyptic number.

84863701807 is a deficient number, since it is larger than the sum of its proper divisors (1).

84863701807 is an equidigital number, since it uses as much as digits as its factorization.

84863701807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 84863701807 in words is "eighty-four billion, eight hundred sixty-three million, seven hundred one thousand, eight hundred seven".