84846464847 has 64 divisors (see below), whose sum is σ = 136763392000. Its totient is φ = 51789909600.

The previous prime is 84846464837. The next prime is 84846464861. The reversal of 84846464847 is 74846464848.

It is not a de Polignac number, because 84846464847 - 2³¹ = 82698981199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84846464837) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13657572 + ... + 13663782.

It is an arithmetic number, because the mean of its divisors is an integer number (2136928000).

Almost surely, 2^84846464847 is an apocalyptic number.

84846464847 is a deficient number, since it is larger than the sum of its proper divisors (51916927153).

84846464847 is a wasteful number, since it uses less digits than its factorization.

84846464847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7129 (or 7123 counting only the distinct ones).

The product of its digits is 132120576, while the sum is 63.

Subtracting from 84846464847 its reverse (74846464848), we obtain a palindrome (9999999999).

The spelling of 84846464847 in words is "eighty-four billion, eight hundred forty-six million, four hundred sixty-four thousand, eight hundred forty-seven".