84400044044 has 12 divisors (see below), whose sum is σ = 148050911568. Its totient is φ = 42099783600.

The previous prime is 84400044017. The next prime is 84400044049. The reversal of 84400044044 is 44044000448.

It is a self number, because there is not a number n which added to its sum of digits gives 84400044044.

It is not an unprimeable number, because it can be changed into a prime (84400044049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25057712 + ... + 25061079.

It is an arithmetic number, because the mean of its divisors is an integer number (12337575964).

Almost surely, 2^84400044044 is an apocalyptic number.

It is an amenable number.

84400044044 is a deficient number, since it is larger than the sum of its proper divisors (63650867524).

84400044044 is a wasteful number, since it uses less digits than its factorization.

84400044044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50119216 (or 50119214 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

The spelling of 84400044044 in words is "eighty-four billion, four hundred million, forty-four thousand, forty-four".