84844840084 has 6 divisors (see below), whose sum is σ = 148478470154. Its totient is φ = 42422420040.

The previous prime is 84844840051. The next prime is 84844840097. The reversal of 84844840084 is 48004844848.

It can be written as a sum of positive squares in only one way, i.e., 60477630084 + 24367210000 = 245922^2 + 156100^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10605605007 + ... + 10605605014.

Almost surely, 2^84844840084 is an apocalyptic number.

It is an amenable number.

84844840084 is a deficient number, since it is larger than the sum of its proper divisors (63633630070).

84844840084 is a wasteful number, since it uses less digits than its factorization.

84844840084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21211210025 (or 21211210023 counting only the distinct ones).

The product of its (nonzero) digits is 4194304, while the sum is 52.

The spelling of 84844840084 in words is "eighty-four billion, eight hundred forty-four million, eight hundred forty thousand, eighty-four".