84064108752 has 120 divisors (see below), whose sum is σ = 255038620928. Its totient is φ = 25694496000.

The previous prime is 84064108729. The next prime is 84064108757. The reversal of 84064108752 is 25780146048.

It is a junction number, because it is equal to n+sod(n) for n = 84064108698 and 84064108707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84064108757) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133977 + ... + 431367.

Almost surely, 2^84064108752 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 84064108752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127519310464).

84064108752 is an abundant number, since it is smaller than the sum of its proper divisors (170974512176).

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

84064108752 is a wasteful number, since it uses less digits than its factorization.

84064108752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297569 (or 297560 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The spelling of 84064108752 in words is "eighty-four billion, sixty-four million, one hundred eight thousand, seven hundred fifty-two".