84471174720 has 336 divisors, whose sum is σ = 294898925568. Its totient is φ = 22190837760.

The previous prime is 84471174709. The next prime is 84471174769. The reversal of 84471174720 is 2747117448.

84471174720 is a `hidden beast` number, since 8 + 4 + 471 + 174 + 7 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57423585 + ... + 57425055.

Almost surely, 2^84471174720 is an apocalyptic number.

84471174720 is a gapful number since it is divisible by the number (80) 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 84471174720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147449462784).

84471174720 is an abundant number, since it is smaller than the sum of its proper divisors (210427750848).

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

84471174720 is a wasteful number, since it uses less digits than its factorization.

84471174720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778 (or 1765 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 45.

The spelling of 84471174720 in words is "eighty-four billion, four hundred seventy-one million, one hundred seventy-four thousand, seven hundred twenty".