84471245532 has 144 divisors (see below), whose sum is σ = 244417249440. Its totient is φ = 24427339776.

The previous prime is 84471245531. The next prime is 84471245543. The reversal of 84471245532 is 23554217448.

84471245532 is a `hidden beast` number, since 8 + 4 + 4 + 71 + 2 + 45 + 532 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84471245531) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 332068 + ... + 528404.

It is an arithmetic number, because the mean of its divisors is an integer number (1697342010).

Almost surely, 2^84471245532 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 84471245532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122208624720).

84471245532 is an abundant number, since it is smaller than the sum of its proper divisors (159946003908).

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

84471245532 is a wasteful number, since it uses less digits than its factorization.

84471245532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196420 (or 196415 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The spelling of 84471245532 in words is "eighty-four billion, four hundred seventy-one million, two hundred forty-five thousand, five hundred thirty-two".