84634243648 has 28 divisors (see below), whose sum is σ = 167993405440. Its totient is φ = 42305196672.

The previous prime is 84634243567. The next prime is 84634243697.

84634243648 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 84634243595 and 84634243604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44773 + ... + 413851.

It is an arithmetic number, because the mean of its divisors is an integer number (5999764480).

Almost surely, 2^84634243648 is an apocalyptic number.

It is an amenable number.

84634243648 is a deficient number, since it is larger than the sum of its proper divisors (83359161792).

84634243648 is a wasteful number, since it uses less digits than its factorization.

84634243648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372674 (or 372664 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 52.

The spelling of 84634243648 in words is "eighty-four billion, six hundred thirty-four million, two hundred forty-three thousand, six hundred forty-eight".