84400440044 has 24 divisors (see below), whose sum is σ = 149198370048. Its totient is φ = 41772684240.

The previous prime is 84400440011. The next prime is 84400440067. The reversal of 84400440044 is 44004400448.

84400440044 is a modest number, since divided by 440044 gives 844 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950849 + ... + 1035815.

It is an arithmetic number, because the mean of its divisors is an integer number (6216598752).

Almost surely, 2^84400440044 is an apocalyptic number.

It is an amenable number.

84400440044 is a deficient number, since it is larger than the sum of its proper divisors (64797930004).

84400440044 is a wasteful number, since it uses less digits than its factorization.

84400440044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87485 (or 87483 counting only the distinct ones).

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

The spelling of 84400440044 in words is "eighty-four billion, four hundred million, four hundred forty thousand, forty-four".