84703739904 has 640 divisors, whose sum is σ = 298411787520. Its totient is φ = 23441965056.

The previous prime is 84703739903. The next prime is 84703739909. The reversal of 84703739904 is 40993730748.

It is a super-3 number, since 3×84703739904³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84703739903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 873234384 + ... + 873234480.

It is an arithmetic number, because the mean of its divisors is an integer number (466268418).

Almost surely, 2^84703739904 is an apocalyptic number.

84703739904 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84703739904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149205893760).

84703739904 is an abundant number, since it is smaller than the sum of its proper divisors (213708047616).

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

84703739904 is an frugal number, since it uses more digits than its factorization.

84703739904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 84703739904 in words is "eighty-four billion, seven hundred three million, seven hundred thirty-nine thousand, nine hundred four".