84094459870 has 48 divisors (see below), whose sum is σ = 152808777072. Its totient is φ = 33320755200.

The previous prime is 84094459831. The next prime is 84094459871. The reversal of 84094459870 is 7895449048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84094459871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149368209 + ... + 149368771.

It is an arithmetic number, because the mean of its divisors is an integer number (3183516189).

Almost surely, 2^84094459870 is an apocalyptic number.

84094459870 is a deficient number, since it is larger than the sum of its proper divisors (68714317202).

84094459870 is a wasteful number, since it uses less digits than its factorization.

84094459870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357 (or 1164 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 84094459870 in words is "eighty-four billion, ninety-four million, four hundred fifty-nine thousand, eight hundred seventy".