84000807936 has 132 divisors (see below), whose sum is σ = 250915119000. Its totient is φ = 27034656768.

The previous prime is 84000807931. The next prime is 84000807991. The reversal of 84000807936 is 63970800048.

It is a happy number.

It is a super-2 number, since 2×84000807936² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84000807891 and 84000807900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84000807931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110115 + ... + 424413.

Almost surely, 2^84000807936 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 84000807936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125457559500).

84000807936 is an abundant number, since it is smaller than the sum of its proper divisors (166914311064).

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

84000807936 is a wasteful number, since it uses less digits than its factorization.

84000807936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314354 (or 314333 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 84000807936 in words is "eighty-four billion, eight hundred seven thousand, nine hundred thirty-six".