84447995904 has 192 divisors, whose sum is σ = 252468216000. Its totient is φ = 27889090560.

The previous prime is 84447995857. The next prime is 84447995917. The reversal of 84447995904 is 40959974448.

It is a tau number, because it is divible by the number of its divisors (192).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6020259 + ... + 6034269.

It is an arithmetic number, because the mean of its divisors is an integer number (1314938625).

Almost surely, 2^84447995904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84447995904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126234108000).

84447995904 is an abundant number, since it is smaller than the sum of its proper divisors (168020220096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84447995904 is a wasteful number, since it uses less digits than its factorization.

84447995904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14151 (or 14125 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 84447995904 in words is "eighty-four billion, four hundred forty-seven million, nine hundred ninety-five thousand, nine hundred four".