84351832704 has 512 divisors, whose sum is σ = 272694470400. Its totient is φ = 25565331456.

The previous prime is 84351832681. The next prime is 84351832729. The reversal of 84351832704 is 40723815348.

It is a self number, because there is not a number n which added to its sum of digits gives 84351832704.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 437056032 + ... + 437056224.

Almost surely, 2^84351832704 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 84351832704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136347235200).

84351832704 is an abundant number, since it is smaller than the sum of its proper divisors (188342637696).

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

84351832704 is a wasteful number, since it uses less digits than its factorization.

84351832704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 84351832704 in words is "eighty-four billion, three hundred fifty-one million, eight hundred thirty-two thousand, seven hundred four".